81946150

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:266

約数の個数: 96

約数和(自身を含む): 182675808

約数和(自身を除く): 100729658

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 73, 110, 130, 143, 146, 157, 275, 286, 314, 325, 365, 550, 650, 715, 730, 785, 803, 949, 1430, 1570, 1606, 1727, 1825, 1898, 2041, 3454, 3575, 3650, 3925, 4015, 4082, 4745, 7150, 7850, 8030, 8635, 9490, 10205, 10439, 11461, 17270, 20075, 20410, 20878, 22451, 22922, 23725, 40150, 43175, 44902, 47450, 51025, 52195, 57305, 86350, 102050, 104390, 112255, 114610, 126071, 148993, 224510, 252142, 260975, 286525, 297986, 521950, 561275, 573050, 630355, 744965, 1122550, 1260710, 1489930, 1638923, 3151775, 3277846, 3724825, 6303550, 7449650, 8194615, 16389230, 40973075, 81946150]

約数ペア:

[(1, 81946150), (2, 40973075), (5, 16389230), (10, 8194615), (11, 7449650), (13, 6303550), (22, 3724825), (25, 3277846), (26, 3151775), (50, 1638923), (55, 1489930), (65, 1260710), (73, 1122550), (110, 744965), (130, 630355), (143, 573050), (146, 561275), (157, 521950), (275, 297986), (286, 286525), (314, 260975), (325, 252142), (365, 224510), (550, 148993), (650, 126071), (715, 114610), (730, 112255), (785, 104390), (803, 102050), (949, 86350), (1430, 57305), (1570, 52195), (1606, 51025), (1727, 47450), (1825, 44902), (1898, 43175), (2041, 40150), (3454, 23725), (3575, 22922), (3650, 22451), (3925, 20878), (4015, 20410), (4082, 20075), (4745, 17270), (7150, 11461), (7850, 10439), (8030, 10205), (8635, 9490)]