25383420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4549}}^1$

素因数の和:4595

約数の個数: 72

約数和(自身を含む): 79497600

約数和(自身を除く): 54114180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 4549, 5580, 9098, 13647, 18196, 22745, 27294, 40941, 45490, 54588, 68235, 81882, 90980, 136470, 141019, 163764, 204705, 272940, 282038, 409410, 423057, 564076, 705095, 818820, 846114, 1269171, 1410190, 1692228, 2115285, 2538342, 2820380, 4230570, 5076684, 6345855, 8461140, 12691710, 25383420]

約数ペア:

[(1, 25383420), (2, 12691710), (3, 8461140), (4, 6345855), (5, 5076684), (6, 4230570), (9, 2820380), (10, 2538342), (12, 2115285), (15, 1692228), (18, 1410190), (20, 1269171), (30, 846114), (31, 818820), (36, 705095), (45, 564076), (60, 423057), (62, 409410), (90, 282038), (93, 272940), (124, 204705), (155, 163764), (180, 141019), (186, 136470), (279, 90980), (310, 81882), (372, 68235), (465, 54588), (558, 45490), (620, 40941), (930, 27294), (1116, 22745), (1395, 18196), (1860, 13647), (2790, 9098), (4549, 5580)]