19436250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:169

約数の個数: 80

約数和(自身を含む): 49934016

約数和(自身を除く): 30497766

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 71, 73, 75, 125, 142, 146, 150, 213, 219, 250, 355, 365, 375, 426, 438, 625, 710, 730, 750, 1065, 1095, 1250, 1775, 1825, 1875, 2130, 2190, 3550, 3650, 3750, 5183, 5325, 5475, 8875, 9125, 10366, 10650, 10950, 15549, 17750, 18250, 25915, 26625, 27375, 31098, 44375, 45625, 51830, 53250, 54750, 77745, 88750, 91250, 129575, 133125, 136875, 155490, 259150, 266250, 273750, 388725, 647875, 777450, 1295750, 1943625, 3239375, 3887250, 6478750, 9718125, 19436250]

約数ペア:

[(1, 19436250), (2, 9718125), (3, 6478750), (5, 3887250), (6, 3239375), (10, 1943625), (15, 1295750), (25, 777450), (30, 647875), (50, 388725), (71, 273750), (73, 266250), (75, 259150), (125, 155490), (142, 136875), (146, 133125), (150, 129575), (213, 91250), (219, 88750), (250, 77745), (355, 54750), (365, 53250), (375, 51830), (426, 45625), (438, 44375), (625, 31098), (710, 27375), (730, 26625), (750, 25915), (1065, 18250), (1095, 17750), (1250, 15549), (1775, 10950), (1825, 10650), (1875, 10366), (2130, 9125), (2190, 8875), (3550, 5475), (3650, 5325), (3750, 5183)]