31285635

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 24701565

約数列:

[1, 3, 5, 15, 23, 29, 53, 59, 69, 87, 115, 145, 159, 177, 265, 295, 345, 435, 667, 795, 885, 1219, 1357, 1537, 1711, 2001, 3127, 3335, 3657, 4071, 4611, 5133, 6095, 6785, 7685, 8555, 9381, 10005, 15635, 18285, 20355, 23055, 25665, 35351, 39353, 46905, 71921, 90683, 106053, 118059, 176755, 196765, 215763, 272049, 359605, 453415, 530265, 590295, 1078815, 1360245, 2085709, 6257127, 10428545, 31285635]

約数ペア:

[(1, 31285635), (3, 10428545), (5, 6257127), (15, 2085709), (23, 1360245), (29, 1078815), (53, 590295), (59, 530265), (69, 453415), (87, 359605), (115, 272049), (145, 215763), (159, 196765), (177, 176755), (265, 118059), (295, 106053), (345, 90683), (435, 71921), (667, 46905), (795, 39353), (885, 35351), (1219, 25665), (1357, 23055), (1537, 20355), (1711, 18285), (2001, 15635), (3127, 10005), (3335, 9381), (3657, 8555), (4071, 7685), (4611, 6785), (5133, 6095)]