42818750

素因数分解:

$2^1\times 5^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:88

約数の個数: 96

約数和(自身を含む): 94493952

約数和(自身を除く): 51675202

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 31, 34, 50, 62, 65, 85, 125, 130, 155, 170, 221, 250, 310, 325, 403, 425, 442, 527, 625, 650, 775, 806, 850, 1054, 1105, 1250, 1550, 1625, 2015, 2125, 2210, 2635, 3125, 3250, 3875, 4030, 4250, 5270, 5525, 6250, 6851, 7750, 8125, 10075, 10625, 11050, 13175, 13702, 16250, 19375, 20150, 21250, 26350, 27625, 34255, 38750, 40625, 50375, 53125, 55250, 65875, 68510, 81250, 96875, 100750, 106250, 131750, 138125, 171275, 193750, 251875, 276250, 329375, 342550, 503750, 658750, 690625, 856375, 1259375, 1381250, 1646875, 1712750, 2518750, 3293750, 4281875, 8563750, 21409375, 42818750]

約数ペア:

[(1, 42818750), (2, 21409375), (5, 8563750), (10, 4281875), (13, 3293750), (17, 2518750), (25, 1712750), (26, 1646875), (31, 1381250), (34, 1259375), (50, 856375), (62, 690625), (65, 658750), (85, 503750), (125, 342550), (130, 329375), (155, 276250), (170, 251875), (221, 193750), (250, 171275), (310, 138125), (325, 131750), (403, 106250), (425, 100750), (442, 96875), (527, 81250), (625, 68510), (650, 65875), (775, 55250), (806, 53125), (850, 50375), (1054, 40625), (1105, 38750), (1250, 34255), (1550, 27625), (1625, 26350), (2015, 21250), (2125, 20150), (2210, 19375), (2635, 16250), (3125, 13702), (3250, 13175), (3875, 11050), (4030, 10625), (4250, 10075), (5270, 8125), (5525, 7750), (6250, 6851)]