4020900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1031}}^1$

素因数の和:1061

約数の個数: 72

約数和(自身を含む): 12540864

約数和(自身を除く): 8519964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1031, 1300, 1950, 2062, 3093, 3900, 4124, 5155, 6186, 10310, 12372, 13403, 15465, 20620, 25775, 26806, 30930, 40209, 51550, 53612, 61860, 67015, 77325, 80418, 103100, 134030, 154650, 160836, 201045, 268060, 309300, 335075, 402090, 670150, 804180, 1005225, 1340300, 2010450, 4020900]

約数ペア:

[(1, 4020900), (2, 2010450), (3, 1340300), (4, 1005225), (5, 804180), (6, 670150), (10, 402090), (12, 335075), (13, 309300), (15, 268060), (20, 201045), (25, 160836), (26, 154650), (30, 134030), (39, 103100), (50, 80418), (52, 77325), (60, 67015), (65, 61860), (75, 53612), (78, 51550), (100, 40209), (130, 30930), (150, 26806), (156, 25775), (195, 20620), (260, 15465), (300, 13403), (325, 12372), (390, 10310), (650, 6186), (780, 5155), (975, 4124), (1031, 3900), (1300, 3093), (1950, 2062)]