77134820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2539}}^1$

素因数の和:2593

約数の個数: 72

約数和(自身を含む): 194584320

約数和(自身を除く): 117449500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 2539, 3038, 4340, 5078, 6076, 7595, 10156, 12695, 15190, 17773, 25390, 30380, 35546, 50780, 71092, 78709, 88865, 124411, 157418, 177730, 248822, 314836, 355460, 393545, 497644, 550963, 622055, 787090, 1101926, 1244110, 1574180, 2203852, 2488220, 2754815, 3856741, 5509630, 7713482, 11019260, 15426964, 19283705, 38567410, 77134820]

約数ペア:

[(1, 77134820), (2, 38567410), (4, 19283705), (5, 15426964), (7, 11019260), (10, 7713482), (14, 5509630), (20, 3856741), (28, 2754815), (31, 2488220), (35, 2203852), (49, 1574180), (62, 1244110), (70, 1101926), (98, 787090), (124, 622055), (140, 550963), (155, 497644), (196, 393545), (217, 355460), (245, 314836), (310, 248822), (434, 177730), (490, 157418), (620, 124411), (868, 88865), (980, 78709), (1085, 71092), (1519, 50780), (2170, 35546), (2539, 30380), (3038, 25390), (4340, 17773), (5078, 15190), (6076, 12695), (7595, 10156)]