7958161720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{59407}}^1$

素因数の和:59632

約数の個数: 64

約数和(自身を含む): 19055710080

約数和(自身を除く): 11097548360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 197, 340, 394, 680, 788, 985, 1576, 1970, 3349, 3940, 6698, 7880, 13396, 16745, 26792, 33490, 59407, 66980, 118814, 133960, 237628, 297035, 475256, 594070, 1009919, 1188140, 2019838, 2376280, 4039676, 5049595, 8079352, 10099190, 11703179, 20198380, 23406358, 40396760, 46812716, 58515895, 93625432, 117031790, 198954043, 234063580, 397908086, 468127160, 795816172, 994770215, 1591632344, 1989540430, 3979080860, 7958161720]

約数ペア:

[(1, 7958161720), (2, 3979080860), (4, 1989540430), (5, 1591632344), (8, 994770215), (10, 795816172), (17, 468127160), (20, 397908086), (34, 234063580), (40, 198954043), (68, 117031790), (85, 93625432), (136, 58515895), (170, 46812716), (197, 40396760), (340, 23406358), (394, 20198380), (680, 11703179), (788, 10099190), (985, 8079352), (1576, 5049595), (1970, 4039676), (3349, 2376280), (3940, 2019838), (6698, 1188140), (7880, 1009919), (13396, 594070), (16745, 475256), (26792, 297035), (33490, 237628), (59407, 133960), (66980, 118814)]