807274480

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:674

約数の個数: 80

約数和(自身を含む): 1903565664

約数和(自身を除く): 1096291184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 197, 283, 362, 394, 566, 724, 788, 905, 985, 1132, 1415, 1448, 1576, 1810, 1970, 2264, 2830, 2896, 3152, 3620, 3940, 4528, 5660, 7240, 7880, 11320, 14480, 15760, 22640, 35657, 51223, 55751, 71314, 102446, 111502, 142628, 178285, 204892, 223004, 256115, 278755, 285256, 356570, 409784, 446008, 512230, 557510, 570512, 713140, 819568, 892016, 1024460, 1115020, 1426280, 2048920, 2230040, 2852560, 4097840, 4460080, 10090931, 20181862, 40363724, 50454655, 80727448, 100909310, 161454896, 201818620, 403637240, 807274480]

約数ペア:

[(1, 807274480), (2, 403637240), (4, 201818620), (5, 161454896), (8, 100909310), (10, 80727448), (16, 50454655), (20, 40363724), (40, 20181862), (80, 10090931), (181, 4460080), (197, 4097840), (283, 2852560), (362, 2230040), (394, 2048920), (566, 1426280), (724, 1115020), (788, 1024460), (905, 892016), (985, 819568), (1132, 713140), (1415, 570512), (1448, 557510), (1576, 512230), (1810, 446008), (1970, 409784), (2264, 356570), (2830, 285256), (2896, 278755), (3152, 256115), (3620, 223004), (3940, 204892), (4528, 178285), (5660, 142628), (7240, 111502), (7880, 102446), (11320, 71314), (14480, 55751), (15760, 51223), (22640, 35657)]