87749550

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:427

約数の個数: 144

約数和(自身を含む): 273330720

約数和(自身を除く): 185581170

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 89, 90, 105, 126, 150, 175, 178, 210, 225, 267, 313, 315, 350, 445, 450, 525, 534, 623, 626, 630, 801, 890, 939, 1050, 1246, 1335, 1565, 1575, 1602, 1869, 1878, 2191, 2225, 2670, 2817, 3115, 3130, 3150, 3738, 4005, 4382, 4450, 4695, 5607, 5634, 6230, 6573, 6675, 7825, 8010, 9345, 9390, 10955, 11214, 13146, 13350, 14085, 15575, 15650, 18690, 19719, 20025, 21910, 23475, 27857, 28035, 28170, 31150, 32865, 39438, 40050, 46725, 46950, 54775, 55714, 56070, 65730, 70425, 83571, 93450, 98595, 109550, 139285, 140175, 140850, 164325, 167142, 194999, 197190, 250713, 278570, 280350, 328650, 389998, 417855, 492975, 501426, 584997, 696425, 835710, 974995, 985950, 1169994, 1253565, 1392850, 1754991, 1949990, 2089275, 2507130, 2924985, 3509982, 4178550, 4874975, 5849970, 6267825, 8774955, 9749950, 12535650, 14624925, 17549910, 29249850, 43874775, 87749550]

約数ペア:

[(1, 87749550), (2, 43874775), (3, 29249850), (5, 17549910), (6, 14624925), (7, 12535650), (9, 9749950), (10, 8774955), (14, 6267825), (15, 5849970), (18, 4874975), (21, 4178550), (25, 3509982), (30, 2924985), (35, 2507130), (42, 2089275), (45, 1949990), (50, 1754991), (63, 1392850), (70, 1253565), (75, 1169994), (89, 985950), (90, 974995), (105, 835710), (126, 696425), (150, 584997), (175, 501426), (178, 492975), (210, 417855), (225, 389998), (267, 328650), (313, 280350), (315, 278570), (350, 250713), (445, 197190), (450, 194999), (525, 167142), (534, 164325), (623, 140850), (626, 140175), (630, 139285), (801, 109550), (890, 98595), (939, 93450), (1050, 83571), (1246, 70425), (1335, 65730), (1565, 56070), (1575, 55714), (1602, 54775), (1869, 46950), (1878, 46725), (2191, 40050), (2225, 39438), (2670, 32865), (2817, 31150), (3115, 28170), (3130, 28035), (3150, 27857), (3738, 23475), (4005, 21910), (4382, 20025), (4450, 19719), (4695, 18690), (5607, 15650), (5634, 15575), (6230, 14085), (6573, 13350), (6675, 13146), (7825, 11214), (8010, 10955), (9345, 9390)]