61306760

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1013}}^1$

素因数の和:1130

約数の個数: 64

約数和(自身を含む): 147841200

約数和(自身を除く): 86534440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 340, 356, 445, 680, 712, 890, 1013, 1513, 1780, 2026, 3026, 3560, 4052, 5065, 6052, 7565, 8104, 10130, 12104, 15130, 17221, 20260, 30260, 34442, 40520, 60520, 68884, 86105, 90157, 137768, 172210, 180314, 344420, 360628, 450785, 688840, 721256, 901570, 1532669, 1803140, 3065338, 3606280, 6130676, 7663345, 12261352, 15326690, 30653380, 61306760]

約数ペア:

[(1, 61306760), (2, 30653380), (4, 15326690), (5, 12261352), (8, 7663345), (10, 6130676), (17, 3606280), (20, 3065338), (34, 1803140), (40, 1532669), (68, 901570), (85, 721256), (89, 688840), (136, 450785), (170, 360628), (178, 344420), (340, 180314), (356, 172210), (445, 137768), (680, 90157), (712, 86105), (890, 68884), (1013, 60520), (1513, 40520), (1780, 34442), (2026, 30260), (3026, 20260), (3560, 17221), (4052, 15130), (5065, 12104), (6052, 10130), (7565, 8104)]