85071740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1013}}^1$

素因数の和:1071

約数の個数: 96

約数和(自身を含む): 214643520

約数和(自身を除く): 129571780

約数列:

[1, 2, 4, 5, 10, 13, 17, 19, 20, 26, 34, 38, 52, 65, 68, 76, 85, 95, 130, 170, 190, 221, 247, 260, 323, 340, 380, 442, 494, 646, 884, 988, 1013, 1105, 1235, 1292, 1615, 2026, 2210, 2470, 3230, 4052, 4199, 4420, 4940, 5065, 6460, 8398, 10130, 13169, 16796, 17221, 19247, 20260, 20995, 26338, 34442, 38494, 41990, 52676, 65845, 68884, 76988, 83980, 86105, 96235, 131690, 172210, 192470, 223873, 250211, 263380, 327199, 344420, 384940, 447746, 500422, 654398, 895492, 1000844, 1119365, 1251055, 1308796, 1635995, 2238730, 2502110, 3271990, 4253587, 4477460, 5004220, 6543980, 8507174, 17014348, 21267935, 42535870, 85071740]

約数ペア:

[(1, 85071740), (2, 42535870), (4, 21267935), (5, 17014348), (10, 8507174), (13, 6543980), (17, 5004220), (19, 4477460), (20, 4253587), (26, 3271990), (34, 2502110), (38, 2238730), (52, 1635995), (65, 1308796), (68, 1251055), (76, 1119365), (85, 1000844), (95, 895492), (130, 654398), (170, 500422), (190, 447746), (221, 384940), (247, 344420), (260, 327199), (323, 263380), (340, 250211), (380, 223873), (442, 192470), (494, 172210), (646, 131690), (884, 96235), (988, 86105), (1013, 83980), (1105, 76988), (1235, 68884), (1292, 65845), (1615, 52676), (2026, 41990), (2210, 38494), (2470, 34442), (3230, 26338), (4052, 20995), (4199, 20260), (4420, 19247), (4940, 17221), (5065, 16796), (6460, 13169), (8398, 10130)]