20199451250

素因数分解:

$2^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{10723}}^1$

素因数の和:10893

約数の個数: 80

約数和(自身を含む): 41609205792

約数和(自身を除く): 21409754542

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 125, 137, 250, 274, 275, 550, 625, 685, 1250, 1370, 1375, 1507, 2750, 3014, 3425, 6850, 6875, 7535, 10723, 13750, 15070, 17125, 21446, 34250, 37675, 53615, 75350, 85625, 107230, 117953, 171250, 188375, 235906, 268075, 376750, 536150, 589765, 941875, 1179530, 1340375, 1469051, 1883750, 2680750, 2938102, 2948825, 5897650, 6701875, 7345255, 13403750, 14690510, 14744125, 16159561, 29488250, 32319122, 36726275, 73452550, 73720625, 80797805, 147441250, 161595610, 183631375, 367262750, 403989025, 807978050, 918156875, 1836313750, 2019945125, 4039890250, 10099725625, 20199451250]

約数ペア:

[(1, 20199451250), (2, 10099725625), (5, 4039890250), (10, 2019945125), (11, 1836313750), (22, 918156875), (25, 807978050), (50, 403989025), (55, 367262750), (110, 183631375), (125, 161595610), (137, 147441250), (250, 80797805), (274, 73720625), (275, 73452550), (550, 36726275), (625, 32319122), (685, 29488250), (1250, 16159561), (1370, 14744125), (1375, 14690510), (1507, 13403750), (2750, 7345255), (3014, 6701875), (3425, 5897650), (6850, 2948825), (6875, 2938102), (7535, 2680750), (10723, 1883750), (13750, 1469051), (15070, 1340375), (17125, 1179530), (21446, 941875), (34250, 589765), (37675, 536150), (53615, 376750), (75350, 268075), (85625, 235906), (107230, 188375), (117953, 171250)]