200922320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{941}}^1$

素因数の和:1128

約数の個数: 80

約数和(自身を含む): 498302928

約数和(自身を除く): 297380608

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 157, 170, 272, 314, 340, 628, 680, 785, 941, 1256, 1360, 1570, 1882, 2512, 2669, 3140, 3764, 4705, 5338, 6280, 7528, 9410, 10676, 12560, 13345, 15056, 15997, 18820, 21352, 26690, 31994, 37640, 42704, 53380, 63988, 75280, 79985, 106760, 127976, 147737, 159970, 213520, 255952, 295474, 319940, 590948, 639880, 738685, 1181896, 1279760, 1477370, 2363792, 2511529, 2954740, 5023058, 5909480, 10046116, 11818960, 12557645, 20092232, 25115290, 40184464, 50230580, 100461160, 200922320]

約数ペア:

[(1, 200922320), (2, 100461160), (4, 50230580), (5, 40184464), (8, 25115290), (10, 20092232), (16, 12557645), (17, 11818960), (20, 10046116), (34, 5909480), (40, 5023058), (68, 2954740), (80, 2511529), (85, 2363792), (136, 1477370), (157, 1279760), (170, 1181896), (272, 738685), (314, 639880), (340, 590948), (628, 319940), (680, 295474), (785, 255952), (941, 213520), (1256, 159970), (1360, 147737), (1570, 127976), (1882, 106760), (2512, 79985), (2669, 75280), (3140, 63988), (3764, 53380), (4705, 42704), (5338, 37640), (6280, 31994), (7528, 26690), (9410, 21352), (10676, 18820), (12560, 15997), (13345, 15056)]