25818720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{149}}^1$

素因数の和:205

約数の個数: 144

約数和(自身を含む): 86410800

約数和(自身を除く): 60592080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 149, 152, 160, 190, 228, 240, 285, 298, 304, 361, 380, 447, 456, 480, 570, 596, 608, 722, 745, 760, 894, 912, 1083, 1140, 1192, 1444, 1490, 1520, 1788, 1805, 1824, 2166, 2235, 2280, 2384, 2831, 2888, 2980, 3040, 3576, 3610, 4332, 4470, 4560, 4768, 5415, 5662, 5776, 5960, 7152, 7220, 8493, 8664, 8940, 9120, 10830, 11324, 11552, 11920, 14155, 14304, 14440, 16986, 17328, 17880, 21660, 22648, 23840, 28310, 28880, 33972, 34656, 35760, 42465, 43320, 45296, 53789, 56620, 57760, 67944, 71520, 84930, 86640, 90592, 107578, 113240, 135888, 161367, 169860, 173280, 215156, 226480, 268945, 271776, 322734, 339720, 430312, 452960, 537890, 645468, 679440, 806835, 860624, 1075780, 1290936, 1358880, 1613670, 1721248, 2151560, 2581872, 3227340, 4303120, 5163744, 6454680, 8606240, 12909360, 25818720]

約数ペア:

[(1, 25818720), (2, 12909360), (3, 8606240), (4, 6454680), (5, 5163744), (6, 4303120), (8, 3227340), (10, 2581872), (12, 2151560), (15, 1721248), (16, 1613670), (19, 1358880), (20, 1290936), (24, 1075780), (30, 860624), (32, 806835), (38, 679440), (40, 645468), (48, 537890), (57, 452960), (60, 430312), (76, 339720), (80, 322734), (95, 271776), (96, 268945), (114, 226480), (120, 215156), (149, 173280), (152, 169860), (160, 161367), (190, 135888), (228, 113240), (240, 107578), (285, 90592), (298, 86640), (304, 84930), (361, 71520), (380, 67944), (447, 57760), (456, 56620), (480, 53789), (570, 45296), (596, 43320), (608, 42465), (722, 35760), (745, 34656), (760, 33972), (894, 28880), (912, 28310), (1083, 23840), (1140, 22648), (1192, 21660), (1444, 17880), (1490, 17328), (1520, 16986), (1788, 14440), (1805, 14304), (1824, 14155), (2166, 11920), (2235, 11552), (2280, 11324), (2384, 10830), (2831, 9120), (2888, 8940), (2980, 8664), (3040, 8493), (3576, 7220), (3610, 7152), (4332, 5960), (4470, 5776), (4560, 5662), (4768, 5415)]