81851250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:134

約数の個数: 160

約数和(自身を含む): 233025408

約数和(自身を除く): 151174158

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 25, 26, 30, 39, 46, 50, 65, 69, 73, 75, 78, 115, 125, 130, 138, 146, 150, 195, 219, 230, 250, 299, 325, 345, 365, 375, 390, 438, 575, 598, 625, 650, 690, 730, 750, 897, 949, 975, 1095, 1150, 1250, 1495, 1625, 1679, 1725, 1794, 1825, 1875, 1898, 1950, 2190, 2847, 2875, 2990, 3250, 3358, 3450, 3650, 3750, 4485, 4745, 4875, 5037, 5475, 5694, 5750, 7475, 8125, 8395, 8625, 8970, 9125, 9490, 9750, 10074, 10950, 14235, 14375, 14950, 16250, 16790, 17250, 18250, 21827, 22425, 23725, 24375, 25185, 27375, 28470, 28750, 37375, 41975, 43125, 43654, 44850, 45625, 47450, 48750, 50370, 54750, 65481, 71175, 74750, 83950, 86250, 91250, 109135, 112125, 118625, 125925, 130962, 136875, 142350, 186875, 209875, 218270, 224250, 237250, 251850, 273750, 327405, 355875, 373750, 419750, 545675, 560625, 593125, 629625, 654810, 711750, 1049375, 1091350, 1121250, 1186250, 1259250, 1637025, 1779375, 2098750, 2728375, 3148125, 3274050, 3558750, 5456750, 6296250, 8185125, 13641875, 16370250, 27283750, 40925625, 81851250]

約数ペア:

[(1, 81851250), (2, 40925625), (3, 27283750), (5, 16370250), (6, 13641875), (10, 8185125), (13, 6296250), (15, 5456750), (23, 3558750), (25, 3274050), (26, 3148125), (30, 2728375), (39, 2098750), (46, 1779375), (50, 1637025), (65, 1259250), (69, 1186250), (73, 1121250), (75, 1091350), (78, 1049375), (115, 711750), (125, 654810), (130, 629625), (138, 593125), (146, 560625), (150, 545675), (195, 419750), (219, 373750), (230, 355875), (250, 327405), (299, 273750), (325, 251850), (345, 237250), (365, 224250), (375, 218270), (390, 209875), (438, 186875), (575, 142350), (598, 136875), (625, 130962), (650, 125925), (690, 118625), (730, 112125), (750, 109135), (897, 91250), (949, 86250), (975, 83950), (1095, 74750), (1150, 71175), (1250, 65481), (1495, 54750), (1625, 50370), (1679, 48750), (1725, 47450), (1794, 45625), (1825, 44850), (1875, 43654), (1898, 43125), (1950, 41975), (2190, 37375), (2847, 28750), (2875, 28470), (2990, 27375), (3250, 25185), (3358, 24375), (3450, 23725), (3650, 22425), (3750, 21827), (4485, 18250), (4745, 17250), (4875, 16790), (5037, 16250), (5475, 14950), (5694, 14375), (5750, 14235), (7475, 10950), (8125, 10074), (8395, 9750), (8625, 9490), (8970, 9125)]