49608680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3637}}^1$

素因数の和:3690

約数の個数: 64

約数和(自身を含む): 125729280

約数和(自身を除く): 76120600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 88, 110, 124, 155, 220, 248, 310, 341, 440, 620, 682, 1240, 1364, 1705, 2728, 3410, 3637, 6820, 7274, 13640, 14548, 18185, 29096, 36370, 40007, 72740, 80014, 112747, 145480, 160028, 200035, 225494, 320056, 400070, 450988, 563735, 800140, 901976, 1127470, 1240217, 1600280, 2254940, 2480434, 4509880, 4960868, 6201085, 9921736, 12402170, 24804340, 49608680]

約数ペア:

[(1, 49608680), (2, 24804340), (4, 12402170), (5, 9921736), (8, 6201085), (10, 4960868), (11, 4509880), (20, 2480434), (22, 2254940), (31, 1600280), (40, 1240217), (44, 1127470), (55, 901976), (62, 800140), (88, 563735), (110, 450988), (124, 400070), (155, 320056), (220, 225494), (248, 200035), (310, 160028), (341, 145480), (440, 112747), (620, 80014), (682, 72740), (1240, 40007), (1364, 36370), (1705, 29096), (2728, 18185), (3410, 14548), (3637, 13640), (6820, 7274)]