672279250

素因数分解:

$2^1\times 5^3\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 1287861120

約数和(自身を除く): 615581870

約数列:

[1, 2, 5, 10, 25, 50, 83, 125, 166, 179, 181, 250, 358, 362, 415, 830, 895, 905, 1790, 1810, 2075, 4150, 4475, 4525, 8950, 9050, 10375, 14857, 15023, 20750, 22375, 22625, 29714, 30046, 32399, 44750, 45250, 64798, 74285, 75115, 148570, 150230, 161995, 323990, 371425, 375575, 742850, 751150, 809975, 1619950, 1857125, 1877875, 2689117, 3714250, 3755750, 4049875, 5378234, 8099750, 13445585, 26891170, 67227925, 134455850, 336139625, 672279250]

約数ペア:

[(1, 672279250), (2, 336139625), (5, 134455850), (10, 67227925), (25, 26891170), (50, 13445585), (83, 8099750), (125, 5378234), (166, 4049875), (179, 3755750), (181, 3714250), (250, 2689117), (358, 1877875), (362, 1857125), (415, 1619950), (830, 809975), (895, 751150), (905, 742850), (1790, 375575), (1810, 371425), (2075, 323990), (4150, 161995), (4475, 150230), (4525, 148570), (8950, 75115), (9050, 74285), (10375, 64798), (14857, 45250), (15023, 44750), (20750, 32399), (22375, 30046), (22625, 29714)]