201367875

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:709

約数の個数: 64

約数和(自身を含む): 359663616

約数和(自身を除く): 158295741

約数列:

[1, 3, 5, 15, 23, 25, 37, 69, 75, 111, 115, 125, 185, 345, 375, 555, 575, 631, 851, 925, 1725, 1893, 2553, 2775, 2875, 3155, 4255, 4625, 8625, 9465, 12765, 13875, 14513, 15775, 21275, 23347, 43539, 47325, 63825, 70041, 72565, 78875, 106375, 116735, 217695, 236625, 319125, 350205, 362825, 536981, 583675, 1088475, 1610943, 1751025, 1814125, 2684905, 2918375, 5442375, 8054715, 8755125, 13424525, 40273575, 67122625, 201367875]

約数ペア:

[(1, 201367875), (3, 67122625), (5, 40273575), (15, 13424525), (23, 8755125), (25, 8054715), (37, 5442375), (69, 2918375), (75, 2684905), (111, 1814125), (115, 1751025), (125, 1610943), (185, 1088475), (345, 583675), (375, 536981), (555, 362825), (575, 350205), (631, 319125), (851, 236625), (925, 217695), (1725, 116735), (1893, 106375), (2553, 78875), (2775, 72565), (2875, 70041), (3155, 63825), (4255, 47325), (4625, 43539), (8625, 23347), (9465, 21275), (12765, 15775), (13875, 14513)]