65257220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{3917}}^1$

素因数の和:3957

約数の個数: 72

約数和(自身を含む): 168834456

約数和(自身を除く): 103577236

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 119, 140, 170, 196, 238, 245, 340, 476, 490, 595, 833, 980, 1190, 1666, 2380, 3332, 3917, 4165, 7834, 8330, 15668, 16660, 19585, 27419, 39170, 54838, 66589, 78340, 109676, 133178, 137095, 191933, 266356, 274190, 332945, 383866, 466123, 548380, 665890, 767732, 932246, 959665, 1331780, 1864492, 1919330, 2330615, 3262861, 3838660, 4661230, 6525722, 9322460, 13051444, 16314305, 32628610, 65257220]

約数ペア:

[(1, 65257220), (2, 32628610), (4, 16314305), (5, 13051444), (7, 9322460), (10, 6525722), (14, 4661230), (17, 3838660), (20, 3262861), (28, 2330615), (34, 1919330), (35, 1864492), (49, 1331780), (68, 959665), (70, 932246), (85, 767732), (98, 665890), (119, 548380), (140, 466123), (170, 383866), (196, 332945), (238, 274190), (245, 266356), (340, 191933), (476, 137095), (490, 133178), (595, 109676), (833, 78340), (980, 66589), (1190, 54838), (1666, 39170), (2380, 27419), (3332, 19585), (3917, 16660), (4165, 15668), (7834, 8330)]