397647200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{26161}}^1$

素因数の和:26200

約数の個数: 72

約数和(自身を含む): 1021887720

約数和(自身を除く): 624240520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 608, 760, 800, 950, 1520, 1900, 3040, 3800, 7600, 15200, 26161, 52322, 104644, 130805, 209288, 261610, 418576, 497059, 523220, 654025, 837152, 994118, 1046440, 1308050, 1988236, 2092880, 2485295, 2616100, 3976472, 4185760, 4970590, 5232200, 7952944, 9941180, 10464400, 12426475, 15905888, 19882360, 20928800, 24852950, 39764720, 49705900, 79529440, 99411800, 198823600, 397647200]

約数ペア:

[(1, 397647200), (2, 198823600), (4, 99411800), (5, 79529440), (8, 49705900), (10, 39764720), (16, 24852950), (19, 20928800), (20, 19882360), (25, 15905888), (32, 12426475), (38, 10464400), (40, 9941180), (50, 7952944), (76, 5232200), (80, 4970590), (95, 4185760), (100, 3976472), (152, 2616100), (160, 2485295), (190, 2092880), (200, 1988236), (304, 1308050), (380, 1046440), (400, 994118), (475, 837152), (608, 654025), (760, 523220), (800, 497059), (950, 418576), (1520, 261610), (1900, 209288), (3040, 130805), (3800, 104644), (7600, 52322), (15200, 26161)]