61777420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2693}}^1$

素因数の和:2770

約数の個数: 48

約数和(自身を含む): 137587968

約数和(自身を除く): 75810548

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 2693, 4588, 5386, 5735, 10772, 11470, 13465, 22940, 26930, 53860, 83483, 99641, 166966, 199282, 333932, 398564, 417415, 498205, 834830, 996410, 1669660, 1992820, 3088871, 6177742, 12355484, 15444355, 30888710, 61777420]

約数ペア:

[(1, 61777420), (2, 30888710), (4, 15444355), (5, 12355484), (10, 6177742), (20, 3088871), (31, 1992820), (37, 1669660), (62, 996410), (74, 834830), (124, 498205), (148, 417415), (155, 398564), (185, 333932), (310, 199282), (370, 166966), (620, 99641), (740, 83483), (1147, 53860), (2294, 26930), (2693, 22940), (4588, 13465), (5386, 11470), (5735, 10772)]