48263020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:275

約数の個数: 72

約数和(自身を含む): 111600720

約数和(自身を除く): 63337700

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 109, 130, 131, 169, 218, 260, 262, 338, 436, 524, 545, 655, 676, 845, 1090, 1310, 1417, 1690, 1703, 2180, 2620, 2834, 3380, 3406, 5668, 6812, 7085, 8515, 14170, 14279, 17030, 18421, 22139, 28340, 28558, 34060, 36842, 44278, 57116, 71395, 73684, 88556, 92105, 110695, 142790, 184210, 185627, 221390, 285580, 368420, 371254, 442780, 742508, 928135, 1856270, 2413151, 3712540, 4826302, 9652604, 12065755, 24131510, 48263020]

約数ペア:

[(1, 48263020), (2, 24131510), (4, 12065755), (5, 9652604), (10, 4826302), (13, 3712540), (20, 2413151), (26, 1856270), (52, 928135), (65, 742508), (109, 442780), (130, 371254), (131, 368420), (169, 285580), (218, 221390), (260, 185627), (262, 184210), (338, 142790), (436, 110695), (524, 92105), (545, 88556), (655, 73684), (676, 71395), (845, 57116), (1090, 44278), (1310, 36842), (1417, 34060), (1690, 28558), (1703, 28340), (2180, 22139), (2620, 18421), (2834, 17030), (3380, 14279), (3406, 14170), (5668, 8515), (6812, 7085)]