13309330400

素因数分解:

$2^5\times 5^2\times {\mathrm{103}}^1\times {\mathrm{161521}}^1$

素因数の和:161644

約数の個数: 72

約数和(自身を含む): 32807056464

約数和(自身を除く): 19497726064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 103, 160, 200, 206, 400, 412, 515, 800, 824, 1030, 1648, 2060, 2575, 3296, 4120, 5150, 8240, 10300, 16480, 20600, 41200, 82400, 161521, 323042, 646084, 807605, 1292168, 1615210, 2584336, 3230420, 4038025, 5168672, 6460840, 8076050, 12921680, 16152100, 16636663, 25843360, 32304200, 33273326, 64608400, 66546652, 83183315, 129216800, 133093304, 166366630, 266186608, 332733260, 415916575, 532373216, 665466520, 831833150, 1330933040, 1663666300, 2661866080, 3327332600, 6654665200, 13309330400]

約数ペア:

[(1, 13309330400), (2, 6654665200), (4, 3327332600), (5, 2661866080), (8, 1663666300), (10, 1330933040), (16, 831833150), (20, 665466520), (25, 532373216), (32, 415916575), (40, 332733260), (50, 266186608), (80, 166366630), (100, 133093304), (103, 129216800), (160, 83183315), (200, 66546652), (206, 64608400), (400, 33273326), (412, 32304200), (515, 25843360), (800, 16636663), (824, 16152100), (1030, 12921680), (1648, 8076050), (2060, 6460840), (2575, 5168672), (3296, 4038025), (4120, 3230420), (5150, 2584336), (8240, 1615210), (10300, 1292168), (16480, 807605), (20600, 646084), (41200, 323042), (82400, 161521)]