25722190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 53778816

約数和(自身を除く): 28056626

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 103, 113, 130, 170, 206, 221, 226, 442, 515, 565, 1030, 1105, 1130, 1339, 1469, 1751, 1921, 2210, 2678, 2938, 3502, 3842, 6695, 7345, 8755, 9605, 11639, 13390, 14690, 17510, 19210, 22763, 23278, 24973, 45526, 49946, 58195, 113815, 116390, 124865, 151307, 197863, 227630, 249730, 302614, 395726, 756535, 989315, 1513070, 1978630, 2572219, 5144438, 12861095, 25722190]

約数ペア:

[(1, 25722190), (2, 12861095), (5, 5144438), (10, 2572219), (13, 1978630), (17, 1513070), (26, 989315), (34, 756535), (65, 395726), (85, 302614), (103, 249730), (113, 227630), (130, 197863), (170, 151307), (206, 124865), (221, 116390), (226, 113815), (442, 58195), (515, 49946), (565, 45526), (1030, 24973), (1105, 23278), (1130, 22763), (1339, 19210), (1469, 17510), (1751, 14690), (1921, 13390), (2210, 11639), (2678, 9605), (2938, 8755), (3502, 7345), (3842, 6695)]