72653750

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:315

約数の個数: 80

約数和(自身を含む): 155875104

約数和(自身を除く): 83221354

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 125, 130, 170, 221, 250, 263, 325, 425, 442, 526, 625, 650, 850, 1105, 1250, 1315, 1625, 2125, 2210, 2630, 3250, 3419, 4250, 4471, 5525, 6575, 6838, 8125, 8942, 10625, 11050, 13150, 16250, 17095, 21250, 22355, 27625, 32875, 34190, 44710, 55250, 58123, 65750, 85475, 111775, 116246, 138125, 164375, 170950, 223550, 276250, 290615, 328750, 427375, 558875, 581230, 854750, 1117750, 1453075, 2136875, 2794375, 2906150, 4273750, 5588750, 7265375, 14530750, 36326875, 72653750]

約数ペア:

[(1, 72653750), (2, 36326875), (5, 14530750), (10, 7265375), (13, 5588750), (17, 4273750), (25, 2906150), (26, 2794375), (34, 2136875), (50, 1453075), (65, 1117750), (85, 854750), (125, 581230), (130, 558875), (170, 427375), (221, 328750), (250, 290615), (263, 276250), (325, 223550), (425, 170950), (442, 164375), (526, 138125), (625, 116246), (650, 111775), (850, 85475), (1105, 65750), (1250, 58123), (1315, 55250), (1625, 44710), (2125, 34190), (2210, 32875), (2630, 27625), (3250, 22355), (3419, 21250), (4250, 17095), (4471, 16250), (5525, 13150), (6575, 11050), (6838, 10625), (8125, 8942)]