66245450

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 129039360

約数和(自身を除く): 62793910

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 79, 155, 158, 310, 395, 541, 775, 790, 1082, 1550, 1975, 2449, 2705, 3950, 4898, 5410, 12245, 13525, 16771, 24490, 27050, 33542, 42739, 61225, 83855, 85478, 122450, 167710, 213695, 419275, 427390, 838550, 1068475, 1324909, 2136950, 2649818, 6624545, 13249090, 33122725, 66245450]

約数ペア:

[(1, 66245450), (2, 33122725), (5, 13249090), (10, 6624545), (25, 2649818), (31, 2136950), (50, 1324909), (62, 1068475), (79, 838550), (155, 427390), (158, 419275), (310, 213695), (395, 167710), (541, 122450), (775, 85478), (790, 83855), (1082, 61225), (1550, 42739), (1975, 33542), (2449, 27050), (2705, 24490), (3950, 16771), (4898, 13525), (5410, 12245)]