50489840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{563}}^1$

素因数の和:654

約数の個数: 80

約数和(自身を含む): 125884800

約数和(自身を除く): 75394960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 59, 76, 80, 95, 118, 152, 190, 236, 295, 304, 380, 472, 563, 590, 760, 944, 1121, 1126, 1180, 1520, 2242, 2252, 2360, 2815, 4484, 4504, 4720, 5605, 5630, 8968, 9008, 10697, 11210, 11260, 17936, 21394, 22420, 22520, 33217, 42788, 44840, 45040, 53485, 66434, 85576, 89680, 106970, 132868, 166085, 171152, 213940, 265736, 332170, 427880, 531472, 631123, 664340, 855760, 1262246, 1328680, 2524492, 2657360, 3155615, 5048984, 6311230, 10097968, 12622460, 25244920, 50489840]

約数ペア:

[(1, 50489840), (2, 25244920), (4, 12622460), (5, 10097968), (8, 6311230), (10, 5048984), (16, 3155615), (19, 2657360), (20, 2524492), (38, 1328680), (40, 1262246), (59, 855760), (76, 664340), (80, 631123), (95, 531472), (118, 427880), (152, 332170), (190, 265736), (236, 213940), (295, 171152), (304, 166085), (380, 132868), (472, 106970), (563, 89680), (590, 85576), (760, 66434), (944, 53485), (1121, 45040), (1126, 44840), (1180, 42788), (1520, 33217), (2242, 22520), (2252, 22420), (2360, 21394), (2815, 17936), (4484, 11260), (4504, 11210), (4720, 10697), (5605, 9008), (5630, 8968)]