402084400

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{241}}^1$

素因数の和:399

約数の個数: 120

約数和(自身を含む): 1002807344

約数和(自身を除く): 600722944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 97, 100, 172, 194, 200, 215, 241, 344, 388, 400, 430, 482, 485, 688, 776, 860, 964, 970, 1075, 1205, 1552, 1720, 1928, 1940, 2150, 2410, 2425, 3440, 3856, 3880, 4171, 4300, 4820, 4850, 6025, 7760, 8342, 8600, 9640, 9700, 10363, 12050, 16684, 17200, 19280, 19400, 20726, 20855, 23377, 24100, 33368, 38800, 41452, 41710, 46754, 48200, 51815, 66736, 82904, 83420, 93508, 96400, 103630, 104275, 116885, 165808, 166840, 187016, 207260, 208550, 233770, 259075, 333680, 374032, 414520, 417100, 467540, 518150, 584425, 829040, 834200, 935080, 1005211, 1036300, 1168850, 1668400, 1870160, 2010422, 2072600, 2337700, 4020844, 4145200, 4675400, 5026055, 8041688, 9350800, 10052110, 16083376, 20104220, 25130275, 40208440, 50260550, 80416880, 100521100, 201042200, 402084400]

約数ペア:

[(1, 402084400), (2, 201042200), (4, 100521100), (5, 80416880), (8, 50260550), (10, 40208440), (16, 25130275), (20, 20104220), (25, 16083376), (40, 10052110), (43, 9350800), (50, 8041688), (80, 5026055), (86, 4675400), (97, 4145200), (100, 4020844), (172, 2337700), (194, 2072600), (200, 2010422), (215, 1870160), (241, 1668400), (344, 1168850), (388, 1036300), (400, 1005211), (430, 935080), (482, 834200), (485, 829040), (688, 584425), (776, 518150), (860, 467540), (964, 417100), (970, 414520), (1075, 374032), (1205, 333680), (1552, 259075), (1720, 233770), (1928, 208550), (1940, 207260), (2150, 187016), (2410, 166840), (2425, 165808), (3440, 116885), (3856, 104275), (3880, 103630), (4171, 96400), (4300, 93508), (4820, 83420), (4850, 82904), (6025, 66736), (7760, 51815), (8342, 48200), (8600, 46754), (9640, 41710), (9700, 41452), (10363, 38800), (12050, 33368), (16684, 24100), (17200, 23377), (19280, 20855), (19400, 20726)]