72510100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{193}}^1$

素因数の和:254

約数の個数: 108

約数和(自身を含む): 180937204

約数和(自身を除く): 108427104

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 193, 221, 260, 289, 325, 340, 386, 425, 442, 578, 650, 772, 850, 884, 965, 1105, 1156, 1300, 1445, 1700, 1930, 2210, 2509, 2890, 3281, 3757, 3860, 4420, 4825, 5018, 5525, 5780, 6562, 7225, 7514, 9650, 10036, 11050, 12545, 13124, 14450, 15028, 16405, 18785, 19300, 22100, 25090, 28900, 32810, 37570, 42653, 50180, 55777, 62725, 65620, 75140, 82025, 85306, 93925, 111554, 125450, 164050, 170612, 187850, 213265, 223108, 250900, 278885, 328100, 375700, 426530, 557770, 725101, 853060, 1066325, 1115540, 1394425, 1450202, 2132650, 2788850, 2900404, 3625505, 4265300, 5577700, 7251010, 14502020, 18127525, 36255050, 72510100]

約数ペア:

[(1, 72510100), (2, 36255050), (4, 18127525), (5, 14502020), (10, 7251010), (13, 5577700), (17, 4265300), (20, 3625505), (25, 2900404), (26, 2788850), (34, 2132650), (50, 1450202), (52, 1394425), (65, 1115540), (68, 1066325), (85, 853060), (100, 725101), (130, 557770), (170, 426530), (193, 375700), (221, 328100), (260, 278885), (289, 250900), (325, 223108), (340, 213265), (386, 187850), (425, 170612), (442, 164050), (578, 125450), (650, 111554), (772, 93925), (850, 85306), (884, 82025), (965, 75140), (1105, 65620), (1156, 62725), (1300, 55777), (1445, 50180), (1700, 42653), (1930, 37570), (2210, 32810), (2509, 28900), (2890, 25090), (3281, 22100), (3757, 19300), (3860, 18785), (4420, 16405), (4825, 15028), (5018, 14450), (5525, 13124), (5780, 12545), (6562, 11050), (7225, 10036), (7514, 9650)]