250427920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{419}}^1$

素因数の和:704

約数の個数: 80

約数和(自身を含む): 604961280

約数和(自身を除く): 354533360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 241, 248, 310, 419, 482, 496, 620, 838, 964, 1205, 1240, 1676, 1928, 2095, 2410, 2480, 3352, 3856, 4190, 4820, 6704, 7471, 8380, 9640, 12989, 14942, 16760, 19280, 25978, 29884, 33520, 37355, 51956, 59768, 64945, 74710, 100979, 103912, 119536, 129890, 149420, 201958, 207824, 259780, 298840, 403916, 504895, 519560, 597680, 807832, 1009790, 1039120, 1615664, 2019580, 3130349, 4039160, 6260698, 8078320, 12521396, 15651745, 25042792, 31303490, 50085584, 62606980, 125213960, 250427920]

約数ペア:

[(1, 250427920), (2, 125213960), (4, 62606980), (5, 50085584), (8, 31303490), (10, 25042792), (16, 15651745), (20, 12521396), (31, 8078320), (40, 6260698), (62, 4039160), (80, 3130349), (124, 2019580), (155, 1615664), (241, 1039120), (248, 1009790), (310, 807832), (419, 597680), (482, 519560), (496, 504895), (620, 403916), (838, 298840), (964, 259780), (1205, 207824), (1240, 201958), (1676, 149420), (1928, 129890), (2095, 119536), (2410, 103912), (2480, 100979), (3352, 74710), (3856, 64945), (4190, 59768), (4820, 51956), (6704, 37355), (7471, 33520), (8380, 29884), (9640, 25978), (12989, 19280), (14942, 16760)]