7481289520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{158771}}^1$

素因数の和:158834

約数の個数: 80

約数和(自身を含む): 18900218880

約数和(自身を除く): 11418929360

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 38, 40, 62, 76, 80, 95, 124, 152, 155, 190, 248, 304, 310, 380, 496, 589, 620, 760, 1178, 1240, 1520, 2356, 2480, 2945, 4712, 5890, 9424, 11780, 23560, 47120, 158771, 317542, 635084, 793855, 1270168, 1587710, 2540336, 3016649, 3175420, 4921901, 6033298, 6350840, 9843802, 12066596, 12701680, 15083245, 19687604, 24133192, 24609505, 30166490, 39375208, 48266384, 49219010, 60332980, 78750416, 93516119, 98438020, 120665960, 187032238, 196876040, 241331920, 374064476, 393752080, 467580595, 748128952, 935161190, 1496257904, 1870322380, 3740644760, 7481289520]

約数ペア:

[(1, 7481289520), (2, 3740644760), (4, 1870322380), (5, 1496257904), (8, 935161190), (10, 748128952), (16, 467580595), (19, 393752080), (20, 374064476), (31, 241331920), (38, 196876040), (40, 187032238), (62, 120665960), (76, 98438020), (80, 93516119), (95, 78750416), (124, 60332980), (152, 49219010), (155, 48266384), (190, 39375208), (248, 30166490), (304, 24609505), (310, 24133192), (380, 19687604), (496, 15083245), (589, 12701680), (620, 12066596), (760, 9843802), (1178, 6350840), (1240, 6033298), (1520, 4921901), (2356, 3175420), (2480, 3016649), (2945, 2540336), (4712, 1587710), (5890, 1270168), (9424, 793855), (11780, 635084), (23560, 317542), (47120, 158771)]