161742100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1499}}^1$

素因数の和:1609

約数の個数: 72

約数和(自身を含む): 382788000

約数和(自身を除く): 221045900

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 83, 100, 130, 166, 260, 325, 332, 415, 650, 830, 1079, 1300, 1499, 1660, 2075, 2158, 2998, 4150, 4316, 5395, 5996, 7495, 8300, 10790, 14990, 19487, 21580, 26975, 29980, 37475, 38974, 53950, 74950, 77948, 97435, 107900, 124417, 149900, 194870, 248834, 389740, 487175, 497668, 622085, 974350, 1244170, 1617421, 1948700, 2488340, 3110425, 3234842, 6220850, 6469684, 8087105, 12441700, 16174210, 32348420, 40435525, 80871050, 161742100]

約数ペア:

[(1, 161742100), (2, 80871050), (4, 40435525), (5, 32348420), (10, 16174210), (13, 12441700), (20, 8087105), (25, 6469684), (26, 6220850), (50, 3234842), (52, 3110425), (65, 2488340), (83, 1948700), (100, 1617421), (130, 1244170), (166, 974350), (260, 622085), (325, 497668), (332, 487175), (415, 389740), (650, 248834), (830, 194870), (1079, 149900), (1300, 124417), (1499, 107900), (1660, 97435), (2075, 77948), (2158, 74950), (2998, 53950), (4150, 38974), (4316, 37475), (5395, 29980), (5996, 26975), (7495, 21580), (8300, 19487), (10790, 14990)]