88789760

素因数分解:

$2^8\times 5^1\times {\mathrm{71}}^1\times {\mathrm{977}}^1$

素因数の和:1069

約数の個数: 72

約数和(自身を含む): 215895456

約数和(自身を除く): 127105696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 568, 640, 710, 977, 1136, 1280, 1420, 1954, 2272, 2840, 3908, 4544, 4885, 5680, 7816, 9088, 9770, 11360, 15632, 18176, 19540, 22720, 31264, 39080, 45440, 62528, 69367, 78160, 90880, 125056, 138734, 156320, 250112, 277468, 312640, 346835, 554936, 625280, 693670, 1109872, 1250560, 1387340, 2219744, 2774680, 4439488, 5549360, 8878976, 11098720, 17757952, 22197440, 44394880, 88789760]

約数ペア:

[(1, 88789760), (2, 44394880), (4, 22197440), (5, 17757952), (8, 11098720), (10, 8878976), (16, 5549360), (20, 4439488), (32, 2774680), (40, 2219744), (64, 1387340), (71, 1250560), (80, 1109872), (128, 693670), (142, 625280), (160, 554936), (256, 346835), (284, 312640), (320, 277468), (355, 250112), (568, 156320), (640, 138734), (710, 125056), (977, 90880), (1136, 78160), (1280, 69367), (1420, 62528), (1954, 45440), (2272, 39080), (2840, 31264), (3908, 22720), (4544, 19540), (4885, 18176), (5680, 15632), (7816, 11360), (9088, 9770)]