20174438500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{28759}}^1$

素因数の和:28862

約数の個数: 96

約数和(自身を含む): 46732008960

約数和(自身を除く): 26557570460

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 61, 92, 100, 115, 122, 125, 230, 244, 250, 305, 460, 500, 575, 610, 1150, 1220, 1403, 1525, 2300, 2806, 2875, 3050, 5612, 5750, 6100, 7015, 7625, 11500, 14030, 15250, 28060, 28759, 30500, 35075, 57518, 70150, 115036, 140300, 143795, 175375, 287590, 350750, 575180, 661457, 701500, 718975, 1322914, 1437950, 1754299, 2645828, 2875900, 3307285, 3508598, 3594875, 6614570, 7017196, 7189750, 8771495, 13229140, 14379500, 16536425, 17542990, 33072850, 35085980, 40348877, 43857475, 66145700, 80697754, 82682125, 87714950, 161395508, 165364250, 175429900, 201744385, 219287375, 330728500, 403488770, 438574750, 806977540, 877149500, 1008721925, 2017443850, 4034887700, 5043609625, 10087219250, 20174438500]

約数ペア:

[(1, 20174438500), (2, 10087219250), (4, 5043609625), (5, 4034887700), (10, 2017443850), (20, 1008721925), (23, 877149500), (25, 806977540), (46, 438574750), (50, 403488770), (61, 330728500), (92, 219287375), (100, 201744385), (115, 175429900), (122, 165364250), (125, 161395508), (230, 87714950), (244, 82682125), (250, 80697754), (305, 66145700), (460, 43857475), (500, 40348877), (575, 35085980), (610, 33072850), (1150, 17542990), (1220, 16536425), (1403, 14379500), (1525, 13229140), (2300, 8771495), (2806, 7189750), (2875, 7017196), (3050, 6614570), (5612, 3594875), (5750, 3508598), (6100, 3307285), (7015, 2875900), (7625, 2645828), (11500, 1754299), (14030, 1437950), (15250, 1322914), (28060, 718975), (28759, 701500), (30500, 661457), (35075, 575180), (57518, 350750), (70150, 287590), (115036, 175375), (140300, 143795)]