25015250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 51891840

約数和(自身を除く): 26876590

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 125, 130, 179, 215, 250, 325, 358, 430, 559, 650, 895, 1075, 1118, 1625, 1790, 2150, 2327, 2795, 3250, 4475, 4654, 5375, 5590, 7697, 8950, 10750, 11635, 13975, 15394, 22375, 23270, 27950, 38485, 44750, 58175, 69875, 76970, 100061, 116350, 139750, 192425, 200122, 290875, 384850, 500305, 581750, 962125, 1000610, 1924250, 2501525, 5003050, 12507625, 25015250]

約数ペア:

[(1, 25015250), (2, 12507625), (5, 5003050), (10, 2501525), (13, 1924250), (25, 1000610), (26, 962125), (43, 581750), (50, 500305), (65, 384850), (86, 290875), (125, 200122), (130, 192425), (179, 139750), (215, 116350), (250, 100061), (325, 76970), (358, 69875), (430, 58175), (559, 44750), (650, 38485), (895, 27950), (1075, 23270), (1118, 22375), (1625, 15394), (1790, 13975), (2150, 11635), (2327, 10750), (2795, 8950), (3250, 7697), (4475, 5590), (4654, 5375)]