83872100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{433}}^1$

素因数の和:609

約数の個数: 72

約数和(自身を含む): 197773800

約数和(自身を除く): 113901700

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 149, 260, 298, 325, 433, 596, 650, 745, 866, 1300, 1490, 1732, 1937, 2165, 2980, 3725, 3874, 4330, 5629, 7450, 7748, 8660, 9685, 10825, 11258, 14900, 19370, 21650, 22516, 28145, 38740, 43300, 48425, 56290, 64517, 96850, 112580, 129034, 140725, 193700, 258068, 281450, 322585, 562900, 645170, 838721, 1290340, 1612925, 1677442, 3225850, 3354884, 4193605, 6451700, 8387210, 16774420, 20968025, 41936050, 83872100]

約数ペア:

[(1, 83872100), (2, 41936050), (4, 20968025), (5, 16774420), (10, 8387210), (13, 6451700), (20, 4193605), (25, 3354884), (26, 3225850), (50, 1677442), (52, 1612925), (65, 1290340), (100, 838721), (130, 645170), (149, 562900), (260, 322585), (298, 281450), (325, 258068), (433, 193700), (596, 140725), (650, 129034), (745, 112580), (866, 96850), (1300, 64517), (1490, 56290), (1732, 48425), (1937, 43300), (2165, 38740), (2980, 28145), (3725, 22516), (3874, 21650), (4330, 19370), (5629, 14900), (7450, 11258), (7748, 10825), (8660, 9685)]