26528560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 67138560

約数和(自身を除く): 40610000

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, 563, 589, 620, 760, 1126, 1178, 1240, 1520, 2252, 2356, 2480, 2815, 2945, 4504, 4712, 5630, 5890, 9008, 9424, 10697, 11260, 11780, 17453, 21394, 22520, 23560, 34906, 42788, 45040, 47120, 53485, 69812, 85576, 87265, 106970, 139624, 171152, 174530, 213940, 279248, 331607, 349060, 427880, 663214, 698120, 855760, 1326428, 1396240, 1658035, 2652856, 3316070, 5305712, 6632140, 13264280, 26528560]

約数ペア:

[(1, 26528560), (2, 13264280), (4, 6632140), (5, 5305712), (8, 3316070), (10, 2652856), (16, 1658035), (19, 1396240), (20, 1326428), (31, 855760), (38, 698120), (40, 663214), (62, 427880), (76, 349060), (80, 331607), (95, 279248), (124, 213940), (152, 174530), (155, 171152), (190, 139624), (248, 106970), (304, 87265), (310, 85576), (380, 69812), (496, 53485), (563, 47120), (589, 45040), (620, 42788), (760, 34906), (1126, 23560), (1178, 22520), (1240, 21394), (1520, 17453), (2252, 11780), (2356, 11260), (2480, 10697), (2815, 9424), (2945, 9008), (4504, 5890), (4712, 5630)]