203775650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{229}}^1$

素因数の和:328

約数の個数: 72

約数和(自身を含む): 421340220

約数和(自身を除く): 217564570

約数列:

[1, 2, 5, 10, 13, 25, 26, 37, 50, 65, 74, 130, 185, 229, 325, 370, 458, 481, 650, 925, 962, 1145, 1369, 1850, 2290, 2405, 2738, 2977, 4810, 5725, 5954, 6845, 8473, 11450, 12025, 13690, 14885, 16946, 17797, 24050, 29770, 34225, 35594, 42365, 68450, 74425, 84730, 88985, 110149, 148850, 177970, 211825, 220298, 313501, 423650, 444925, 550745, 627002, 889850, 1101490, 1567505, 2753725, 3135010, 4075513, 5507450, 7837525, 8151026, 15675050, 20377565, 40755130, 101887825, 203775650]

約数ペア:

[(1, 203775650), (2, 101887825), (5, 40755130), (10, 20377565), (13, 15675050), (25, 8151026), (26, 7837525), (37, 5507450), (50, 4075513), (65, 3135010), (74, 2753725), (130, 1567505), (185, 1101490), (229, 889850), (325, 627002), (370, 550745), (458, 444925), (481, 423650), (650, 313501), (925, 220298), (962, 211825), (1145, 177970), (1369, 148850), (1850, 110149), (2290, 88985), (2405, 84730), (2738, 74425), (2977, 68450), (4810, 42365), (5725, 35594), (5954, 34225), (6845, 29770), (8473, 24050), (11450, 17797), (12025, 16946), (13690, 14885)]