25413960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1481}}^1$

素因数の和:1519

約数の個数: 128

約数和(自身を含む): 89631360

約数和(自身を除く): 64217400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 20, 22, 24, 26, 30, 33, 39, 40, 44, 52, 55, 60, 65, 66, 78, 88, 104, 110, 120, 130, 132, 143, 156, 165, 195, 220, 260, 264, 286, 312, 330, 390, 429, 440, 520, 572, 660, 715, 780, 858, 1144, 1320, 1430, 1481, 1560, 1716, 2145, 2860, 2962, 3432, 4290, 4443, 5720, 5924, 7405, 8580, 8886, 11848, 14810, 16291, 17160, 17772, 19253, 22215, 29620, 32582, 35544, 38506, 44430, 48873, 57759, 59240, 65164, 77012, 81455, 88860, 96265, 97746, 115518, 130328, 154024, 162910, 177720, 192530, 195492, 211783, 231036, 244365, 288795, 325820, 385060, 390984, 423566, 462072, 488730, 577590, 635349, 651640, 770120, 847132, 977460, 1058915, 1155180, 1270698, 1694264, 1954920, 2117830, 2310360, 2541396, 3176745, 4235660, 5082792, 6353490, 8471320, 12706980, 25413960]

約数ペア:

[(1, 25413960), (2, 12706980), (3, 8471320), (4, 6353490), (5, 5082792), (6, 4235660), (8, 3176745), (10, 2541396), (11, 2310360), (12, 2117830), (13, 1954920), (15, 1694264), (20, 1270698), (22, 1155180), (24, 1058915), (26, 977460), (30, 847132), (33, 770120), (39, 651640), (40, 635349), (44, 577590), (52, 488730), (55, 462072), (60, 423566), (65, 390984), (66, 385060), (78, 325820), (88, 288795), (104, 244365), (110, 231036), (120, 211783), (130, 195492), (132, 192530), (143, 177720), (156, 162910), (165, 154024), (195, 130328), (220, 115518), (260, 97746), (264, 96265), (286, 88860), (312, 81455), (330, 77012), (390, 65164), (429, 59240), (440, 57759), (520, 48873), (572, 44430), (660, 38506), (715, 35544), (780, 32582), (858, 29620), (1144, 22215), (1320, 19253), (1430, 17772), (1481, 17160), (1560, 16291), (1716, 14810), (2145, 11848), (2860, 8886), (2962, 8580), (3432, 7405), (4290, 5924), (4443, 5720)]