7918740050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:373

約数の個数: 144

約数和(自身を含む): 16498354752

約数和(自身を除く): 8579614702

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 67, 71, 130, 134, 142, 169, 197, 325, 335, 338, 355, 394, 650, 670, 710, 845, 871, 923, 985, 1675, 1690, 1742, 1775, 1846, 1970, 2561, 3350, 3550, 4225, 4355, 4615, 4757, 4925, 5122, 8450, 8710, 9230, 9514, 9850, 11323, 11999, 12805, 13199, 13987, 21775, 22646, 23075, 23785, 23998, 25610, 26398, 27974, 33293, 43550, 46150, 47570, 56615, 59995, 61841, 64025, 65995, 66586, 69935, 113230, 118925, 119990, 123682, 128050, 131990, 139870, 166465, 171587, 181831, 237850, 283075, 299975, 309205, 329975, 332930, 343174, 349675, 363662, 566150, 599950, 618410, 659950, 699350, 803933, 832325, 857935, 909155, 937129, 1546025, 1607866, 1664650, 1715870, 1818310, 1874258, 2230631, 2363803, 3092050, 4019665, 4289675, 4461262, 4545775, 4685645, 4727606, 8039330, 8579350, 9091550, 9371290, 11153155, 11819015, 12182677, 20098325, 22306310, 23428225, 23638030, 24365354, 40196650, 46856450, 55765775, 59095075, 60913385, 111531550, 118190150, 121826770, 158374801, 304566925, 316749602, 609133850, 791874005, 1583748010, 3959370025, 7918740050]

約数ペア:

[(1, 7918740050), (2, 3959370025), (5, 1583748010), (10, 791874005), (13, 609133850), (25, 316749602), (26, 304566925), (50, 158374801), (65, 121826770), (67, 118190150), (71, 111531550), (130, 60913385), (134, 59095075), (142, 55765775), (169, 46856450), (197, 40196650), (325, 24365354), (335, 23638030), (338, 23428225), (355, 22306310), (394, 20098325), (650, 12182677), (670, 11819015), (710, 11153155), (845, 9371290), (871, 9091550), (923, 8579350), (985, 8039330), (1675, 4727606), (1690, 4685645), (1742, 4545775), (1775, 4461262), (1846, 4289675), (1970, 4019665), (2561, 3092050), (3350, 2363803), (3550, 2230631), (4225, 1874258), (4355, 1818310), (4615, 1715870), (4757, 1664650), (4925, 1607866), (5122, 1546025), (8450, 937129), (8710, 909155), (9230, 857935), (9514, 832325), (9850, 803933), (11323, 699350), (11999, 659950), (12805, 618410), (13199, 599950), (13987, 566150), (21775, 363662), (22646, 349675), (23075, 343174), (23785, 332930), (23998, 329975), (25610, 309205), (26398, 299975), (27974, 283075), (33293, 237850), (43550, 181831), (46150, 171587), (47570, 166465), (56615, 139870), (59995, 131990), (61841, 128050), (64025, 123682), (65995, 119990), (66586, 118925), (69935, 113230)]