131272600

素因数分解:

$2^3\times 5^2\times {\mathrm{31}}^2\times {\mathrm{683}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 315833580

約数和(自身を除く): 184560980

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 155, 200, 248, 310, 620, 683, 775, 961, 1240, 1366, 1550, 1922, 2732, 3100, 3415, 3844, 4805, 5464, 6200, 6830, 7688, 9610, 13660, 17075, 19220, 21173, 24025, 27320, 34150, 38440, 42346, 48050, 68300, 84692, 96100, 105865, 136600, 169384, 192200, 211730, 423460, 529325, 656363, 846920, 1058650, 1312726, 2117300, 2625452, 3281815, 4234600, 5250904, 6563630, 13127260, 16409075, 26254520, 32818150, 65636300, 131272600]

約数ペア:

[(1, 131272600), (2, 65636300), (4, 32818150), (5, 26254520), (8, 16409075), (10, 13127260), (20, 6563630), (25, 5250904), (31, 4234600), (40, 3281815), (50, 2625452), (62, 2117300), (100, 1312726), (124, 1058650), (155, 846920), (200, 656363), (248, 529325), (310, 423460), (620, 211730), (683, 192200), (775, 169384), (961, 136600), (1240, 105865), (1366, 96100), (1550, 84692), (1922, 68300), (2732, 48050), (3100, 42346), (3415, 38440), (3844, 34150), (4805, 27320), (5464, 24025), (6200, 21173), (6830, 19220), (7688, 17075), (9610, 13660)]