201615860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{3463}}^1$

素因数の和:3584

約数の個数: 48

約数和(自身を含む): 439955712

約数和(自身を除く): 238339852

約数列:

[1, 2, 4, 5, 10, 20, 41, 71, 82, 142, 164, 205, 284, 355, 410, 710, 820, 1420, 2911, 3463, 5822, 6926, 11644, 13852, 14555, 17315, 29110, 34630, 58220, 69260, 141983, 245873, 283966, 491746, 567932, 709915, 983492, 1229365, 1419830, 2458730, 2839660, 4917460, 10080793, 20161586, 40323172, 50403965, 100807930, 201615860]

約数ペア:

[(1, 201615860), (2, 100807930), (4, 50403965), (5, 40323172), (10, 20161586), (20, 10080793), (41, 4917460), (71, 2839660), (82, 2458730), (142, 1419830), (164, 1229365), (205, 983492), (284, 709915), (355, 567932), (410, 491746), (710, 283966), (820, 245873), (1420, 141983), (2911, 69260), (3463, 58220), (5822, 34630), (6926, 29110), (11644, 17315), (13852, 14555)]