869628100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41609}}^1$

素因数の和:41653

約数の個数: 72

約数和(自身を含む): 2167048800

約数和(自身を除く): 1297420700

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 95, 100, 110, 190, 209, 220, 275, 380, 418, 475, 550, 836, 950, 1045, 1100, 1900, 2090, 4180, 5225, 10450, 20900, 41609, 83218, 166436, 208045, 416090, 457699, 790571, 832180, 915398, 1040225, 1581142, 1830796, 2080450, 2288495, 3162284, 3952855, 4160900, 4576990, 7905710, 8696281, 9153980, 11442475, 15811420, 17392562, 19764275, 22884950, 34785124, 39528550, 43481405, 45769900, 79057100, 86962810, 173925620, 217407025, 434814050, 869628100]

約数ペア:

[(1, 869628100), (2, 434814050), (4, 217407025), (5, 173925620), (10, 86962810), (11, 79057100), (19, 45769900), (20, 43481405), (22, 39528550), (25, 34785124), (38, 22884950), (44, 19764275), (50, 17392562), (55, 15811420), (76, 11442475), (95, 9153980), (100, 8696281), (110, 7905710), (190, 4576990), (209, 4160900), (220, 3952855), (275, 3162284), (380, 2288495), (418, 2080450), (475, 1830796), (550, 1581142), (836, 1040225), (950, 915398), (1045, 832180), (1100, 790571), (1900, 457699), (2090, 416090), (4180, 208045), (5225, 166436), (10450, 83218), (20900, 41609)]