129522320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{727}}^1$

素因数の和:888

約数の個数: 80

約数和(自身を含む): 321729408

約数和(自身を除く): 192207088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 131, 136, 170, 262, 272, 340, 524, 655, 680, 727, 1048, 1310, 1360, 1454, 2096, 2227, 2620, 2908, 3635, 4454, 5240, 5816, 7270, 8908, 10480, 11135, 11632, 12359, 14540, 17816, 22270, 24718, 29080, 35632, 44540, 49436, 58160, 61795, 89080, 95237, 98872, 123590, 178160, 190474, 197744, 247180, 380948, 476185, 494360, 761896, 952370, 988720, 1523792, 1619029, 1904740, 3238058, 3809480, 6476116, 7618960, 8095145, 12952232, 16190290, 25904464, 32380580, 64761160, 129522320]

約数ペア:

[(1, 129522320), (2, 64761160), (4, 32380580), (5, 25904464), (8, 16190290), (10, 12952232), (16, 8095145), (17, 7618960), (20, 6476116), (34, 3809480), (40, 3238058), (68, 1904740), (80, 1619029), (85, 1523792), (131, 988720), (136, 952370), (170, 761896), (262, 494360), (272, 476185), (340, 380948), (524, 247180), (655, 197744), (680, 190474), (727, 178160), (1048, 123590), (1310, 98872), (1360, 95237), (1454, 89080), (2096, 61795), (2227, 58160), (2620, 49436), (2908, 44540), (3635, 35632), (4454, 29080), (5240, 24718), (5816, 22270), (7270, 17816), (8908, 14540), (10480, 12359), (11135, 11632)]