25212240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{97}}^1$

素因数の和:154

約数の個数: 180

約数和(自身を含む): 90283284

約数和(自身を除く): 65071044

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 97, 114, 120, 144, 152, 171, 180, 190, 194, 228, 240, 285, 291, 304, 342, 360, 361, 380, 388, 456, 485, 570, 582, 684, 720, 722, 760, 776, 855, 873, 912, 970, 1083, 1140, 1164, 1368, 1444, 1455, 1520, 1552, 1710, 1746, 1805, 1843, 1940, 2166, 2280, 2328, 2736, 2888, 2910, 3249, 3420, 3492, 3610, 3686, 3880, 4332, 4365, 4560, 4656, 5415, 5529, 5776, 5820, 6498, 6840, 6984, 7220, 7372, 7760, 8664, 8730, 9215, 10830, 11058, 11640, 12996, 13680, 13968, 14440, 14744, 16245, 16587, 17328, 17460, 18430, 21660, 22116, 23280, 25992, 27645, 28880, 29488, 32490, 33174, 34920, 35017, 36860, 43320, 44232, 51984, 55290, 64980, 66348, 69840, 70034, 73720, 82935, 86640, 88464, 105051, 110580, 129960, 132696, 140068, 147440, 165870, 175085, 210102, 221160, 259920, 265392, 280136, 315153, 331740, 350170, 420204, 442320, 525255, 560272, 630306, 663480, 700340, 840408, 1050510, 1260612, 1326960, 1400680, 1575765, 1680816, 2101020, 2521224, 2801360, 3151530, 4202040, 5042448, 6303060, 8404080, 12606120, 25212240]

約数ペア:

[(1, 25212240), (2, 12606120), (3, 8404080), (4, 6303060), (5, 5042448), (6, 4202040), (8, 3151530), (9, 2801360), (10, 2521224), (12, 2101020), (15, 1680816), (16, 1575765), (18, 1400680), (19, 1326960), (20, 1260612), (24, 1050510), (30, 840408), (36, 700340), (38, 663480), (40, 630306), (45, 560272), (48, 525255), (57, 442320), (60, 420204), (72, 350170), (76, 331740), (80, 315153), (90, 280136), (95, 265392), (97, 259920), (114, 221160), (120, 210102), (144, 175085), (152, 165870), (171, 147440), (180, 140068), (190, 132696), (194, 129960), (228, 110580), (240, 105051), (285, 88464), (291, 86640), (304, 82935), (342, 73720), (360, 70034), (361, 69840), (380, 66348), (388, 64980), (456, 55290), (485, 51984), (570, 44232), (582, 43320), (684, 36860), (720, 35017), (722, 34920), (760, 33174), (776, 32490), (855, 29488), (873, 28880), (912, 27645), (970, 25992), (1083, 23280), (1140, 22116), (1164, 21660), (1368, 18430), (1444, 17460), (1455, 17328), (1520, 16587), (1552, 16245), (1710, 14744), (1746, 14440), (1805, 13968), (1843, 13680), (1940, 12996), (2166, 11640), (2280, 11058), (2328, 10830), (2736, 9215), (2888, 8730), (2910, 8664), (3249, 7760), (3420, 7372), (3492, 7220), (3610, 6984), (3686, 6840), (3880, 6498), (4332, 5820), (4365, 5776), (4560, 5529), (4656, 5415)]