25288120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4421}}^1$

素因数の和:4456

約数の個数: 64

約数和(自身を含む): 66860640

約数和(自身を除く): 41572520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 4421, 5720, 8842, 17684, 22105, 35368, 44210, 48631, 57473, 88420, 97262, 114946, 176840, 194524, 229892, 243155, 287365, 389048, 459784, 486310, 574730, 632203, 972620, 1149460, 1264406, 1945240, 2298920, 2528812, 3161015, 5057624, 6322030, 12644060, 25288120]

約数ペア:

[(1, 25288120), (2, 12644060), (4, 6322030), (5, 5057624), (8, 3161015), (10, 2528812), (11, 2298920), (13, 1945240), (20, 1264406), (22, 1149460), (26, 972620), (40, 632203), (44, 574730), (52, 486310), (55, 459784), (65, 389048), (88, 287365), (104, 243155), (110, 229892), (130, 194524), (143, 176840), (220, 114946), (260, 97262), (286, 88420), (440, 57473), (520, 48631), (572, 44210), (715, 35368), (1144, 22105), (1430, 17684), (2860, 8842), (4421, 5720)]