142728425

素因数分解:

$5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:175

約数の個数: 72

約数和(自身を含む): 219164544

約数和(自身を除く): 76436119

約数列:

[1, 5, 7, 25, 35, 37, 47, 49, 67, 175, 185, 235, 245, 259, 329, 335, 469, 925, 1175, 1225, 1295, 1645, 1675, 1739, 1813, 2303, 2345, 2479, 3149, 3283, 6475, 8225, 8695, 9065, 11515, 11725, 12173, 12395, 15745, 16415, 17353, 22043, 43475, 45325, 57575, 60865, 61975, 78725, 82075, 85211, 86765, 110215, 116513, 121471, 154301, 304325, 426055, 433825, 551075, 582565, 607355, 771505, 815591, 2130275, 2912825, 3036775, 3857525, 4077955, 5709137, 20389775, 28545685, 142728425]

約数ペア:

[(1, 142728425), (5, 28545685), (7, 20389775), (25, 5709137), (35, 4077955), (37, 3857525), (47, 3036775), (49, 2912825), (67, 2130275), (175, 815591), (185, 771505), (235, 607355), (245, 582565), (259, 551075), (329, 433825), (335, 426055), (469, 304325), (925, 154301), (1175, 121471), (1225, 116513), (1295, 110215), (1645, 86765), (1675, 85211), (1739, 82075), (1813, 78725), (2303, 61975), (2345, 60865), (2479, 57575), (3149, 45325), (3283, 43475), (6475, 22043), (8225, 17353), (8695, 16415), (9065, 15745), (11515, 12395), (11725, 12173)]