4045050

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:208

約数の個数: 72

約数和(自身を含む): 11098620

約数和(自身を除く): 7053570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 89, 90, 101, 150, 178, 202, 225, 267, 303, 445, 450, 505, 534, 606, 801, 890, 909, 1010, 1335, 1515, 1602, 1818, 2225, 2525, 2670, 3030, 4005, 4450, 4545, 5050, 6675, 7575, 8010, 8989, 9090, 13350, 15150, 17978, 20025, 22725, 26967, 40050, 44945, 45450, 53934, 80901, 89890, 134835, 161802, 224725, 269670, 404505, 449450, 674175, 809010, 1348350, 2022525, 4045050]

約数ペア:

[(1, 4045050), (2, 2022525), (3, 1348350), (5, 809010), (6, 674175), (9, 449450), (10, 404505), (15, 269670), (18, 224725), (25, 161802), (30, 134835), (45, 89890), (50, 80901), (75, 53934), (89, 45450), (90, 44945), (101, 40050), (150, 26967), (178, 22725), (202, 20025), (225, 17978), (267, 15150), (303, 13350), (445, 9090), (450, 8989), (505, 8010), (534, 7575), (606, 6675), (801, 5050), (890, 4545), (909, 4450), (1010, 4005), (1335, 3030), (1515, 2670), (1602, 2525), (1818, 2225)]