423811700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 1063931904

約数和(自身を除く): 640120204

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 127, 130, 151, 170, 221, 254, 260, 302, 325, 340, 425, 442, 508, 604, 635, 650, 755, 850, 884, 1105, 1270, 1300, 1510, 1651, 1700, 1963, 2159, 2210, 2540, 2567, 3020, 3175, 3302, 3775, 3926, 4318, 4420, 5134, 5525, 6350, 6604, 7550, 7852, 8255, 8636, 9815, 10268, 10795, 11050, 12700, 12835, 15100, 16510, 19177, 19630, 21590, 22100, 25670, 28067, 33020, 33371, 38354, 39260, 41275, 43180, 49075, 51340, 53975, 56134, 64175, 66742, 76708, 82550, 95885, 98150, 107950, 112268, 128350, 133484, 140335, 165100, 166855, 191770, 196300, 215900, 249301, 256700, 280670, 326009, 333710, 383540, 479425, 498602, 561340, 652018, 667420, 701675, 834275, 958850, 997204, 1246505, 1304036, 1403350, 1630045, 1668550, 1917700, 2493010, 2806700, 3260090, 3337100, 4238117, 4986020, 6232525, 6520180, 8150225, 8476234, 12465050, 16300450, 16952468, 21190585, 24930100, 32600900, 42381170, 84762340, 105952925, 211905850, 423811700]

約数ペア:

[(1, 423811700), (2, 211905850), (4, 105952925), (5, 84762340), (10, 42381170), (13, 32600900), (17, 24930100), (20, 21190585), (25, 16952468), (26, 16300450), (34, 12465050), (50, 8476234), (52, 8150225), (65, 6520180), (68, 6232525), (85, 4986020), (100, 4238117), (127, 3337100), (130, 3260090), (151, 2806700), (170, 2493010), (221, 1917700), (254, 1668550), (260, 1630045), (302, 1403350), (325, 1304036), (340, 1246505), (425, 997204), (442, 958850), (508, 834275), (604, 701675), (635, 667420), (650, 652018), (755, 561340), (850, 498602), (884, 479425), (1105, 383540), (1270, 333710), (1300, 326009), (1510, 280670), (1651, 256700), (1700, 249301), (1963, 215900), (2159, 196300), (2210, 191770), (2540, 166855), (2567, 165100), (3020, 140335), (3175, 133484), (3302, 128350), (3775, 112268), (3926, 107950), (4318, 98150), (4420, 95885), (5134, 82550), (5525, 76708), (6350, 66742), (6604, 64175), (7550, 56134), (7852, 53975), (8255, 51340), (8636, 49075), (9815, 43180), (10268, 41275), (10795, 39260), (11050, 38354), (12700, 33371), (12835, 33020), (15100, 28067), (16510, 25670), (19177, 22100), (19630, 21590)]