195808400

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^1\times {\mathrm{15791}}^1$

素因数の和:15840

約数の個数: 60

約数和(自身を含む): 485635584

約数和(自身を除く): 289827184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 155, 200, 248, 310, 400, 496, 620, 775, 1240, 1550, 2480, 3100, 6200, 12400, 15791, 31582, 63164, 78955, 126328, 157910, 252656, 315820, 394775, 489521, 631640, 789550, 979042, 1263280, 1579100, 1958084, 2447605, 3158200, 3916168, 4895210, 6316400, 7832336, 9790420, 12238025, 19580840, 24476050, 39161680, 48952100, 97904200, 195808400]

約数ペア:

[(1, 195808400), (2, 97904200), (4, 48952100), (5, 39161680), (8, 24476050), (10, 19580840), (16, 12238025), (20, 9790420), (25, 7832336), (31, 6316400), (40, 4895210), (50, 3916168), (62, 3158200), (80, 2447605), (100, 1958084), (124, 1579100), (155, 1263280), (200, 979042), (248, 789550), (310, 631640), (400, 489521), (496, 394775), (620, 315820), (775, 252656), (1240, 157910), (1550, 126328), (2480, 78955), (3100, 63164), (6200, 31582), (12400, 15791)]