99794380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{1289}}^1$

素因数の和:1391

約数の個数: 72

約数和(自身を含む): 247060800

約数和(自身を除く): 147266420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 395, 490, 553, 790, 980, 1106, 1289, 1580, 2212, 2578, 2765, 3871, 5156, 5530, 6445, 7742, 9023, 11060, 12890, 15484, 18046, 19355, 25780, 36092, 38710, 45115, 63161, 77420, 90230, 101831, 126322, 180460, 203662, 252644, 315805, 407324, 509155, 631610, 712817, 1018310, 1263220, 1425634, 2036620, 2851268, 3564085, 4989719, 7128170, 9979438, 14256340, 19958876, 24948595, 49897190, 99794380]

約数ペア:

[(1, 99794380), (2, 49897190), (4, 24948595), (5, 19958876), (7, 14256340), (10, 9979438), (14, 7128170), (20, 4989719), (28, 3564085), (35, 2851268), (49, 2036620), (70, 1425634), (79, 1263220), (98, 1018310), (140, 712817), (158, 631610), (196, 509155), (245, 407324), (316, 315805), (395, 252644), (490, 203662), (553, 180460), (790, 126322), (980, 101831), (1106, 90230), (1289, 77420), (1580, 63161), (2212, 45115), (2578, 38710), (2765, 36092), (3871, 25780), (5156, 19355), (5530, 18046), (6445, 15484), (7742, 12890), (9023, 11060)]