85967020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^2\times {\mathrm{269}}^1$

素因数の和:355

約数の個数: 72

約数和(自身を含む): 197542800

約数和(自身を除く): 111575780

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 269, 290, 380, 538, 551, 580, 841, 1076, 1102, 1345, 1682, 2204, 2690, 2755, 3364, 4205, 5111, 5380, 5510, 7801, 8410, 10222, 11020, 15602, 15979, 16820, 20444, 25555, 31204, 31958, 39005, 51110, 63916, 78010, 79895, 102220, 148219, 156020, 159790, 226229, 296438, 319580, 452458, 592876, 741095, 904916, 1131145, 1482190, 2262290, 2964380, 4298351, 4524580, 8596702, 17193404, 21491755, 42983510, 85967020]

約数ペア:

[(1, 85967020), (2, 42983510), (4, 21491755), (5, 17193404), (10, 8596702), (19, 4524580), (20, 4298351), (29, 2964380), (38, 2262290), (58, 1482190), (76, 1131145), (95, 904916), (116, 741095), (145, 592876), (190, 452458), (269, 319580), (290, 296438), (380, 226229), (538, 159790), (551, 156020), (580, 148219), (841, 102220), (1076, 79895), (1102, 78010), (1345, 63916), (1682, 51110), (2204, 39005), (2690, 31958), (2755, 31204), (3364, 25555), (4205, 20444), (5111, 16820), (5380, 15979), (5510, 15602), (7801, 11020), (8410, 10222)]