317967455

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:228

約数の個数: 64

約数和(自身を含む): 450455040

約数和(自身を除く): 132487585

約数列:

[1, 5, 13, 29, 37, 47, 65, 97, 145, 185, 235, 377, 481, 485, 611, 1073, 1261, 1363, 1739, 1885, 2405, 2813, 3055, 3589, 4559, 5365, 6305, 6815, 8695, 13949, 14065, 17719, 17945, 22607, 22795, 36569, 46657, 50431, 59267, 69745, 88595, 104081, 113035, 132211, 168683, 182845, 233285, 252155, 296335, 520405, 655603, 661055, 843415, 1353053, 1718743, 2192879, 3278015, 4891807, 6765265, 8593715, 10964395, 24459035, 63593491, 317967455]

約数ペア:

[(1, 317967455), (5, 63593491), (13, 24459035), (29, 10964395), (37, 8593715), (47, 6765265), (65, 4891807), (97, 3278015), (145, 2192879), (185, 1718743), (235, 1353053), (377, 843415), (481, 661055), (485, 655603), (611, 520405), (1073, 296335), (1261, 252155), (1363, 233285), (1739, 182845), (1885, 168683), (2405, 132211), (2813, 113035), (3055, 104081), (3589, 88595), (4559, 69745), (5365, 59267), (6305, 50431), (6815, 46657), (8695, 36569), (13949, 22795), (14065, 22607), (17719, 17945)]