79740880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{3449}}^1$

素因数の和:3496

約数の個数: 60

約数和(自身を含む): 197001900

約数和(自身を除く): 117261020

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 289, 340, 578, 680, 1156, 1360, 1445, 2312, 2890, 3449, 4624, 5780, 6898, 11560, 13796, 17245, 23120, 27592, 34490, 55184, 58633, 68980, 117266, 137960, 234532, 275920, 293165, 469064, 586330, 938128, 996761, 1172660, 1993522, 2345320, 3987044, 4690640, 4983805, 7974088, 9967610, 15948176, 19935220, 39870440, 79740880]

約数ペア:

[(1, 79740880), (2, 39870440), (4, 19935220), (5, 15948176), (8, 9967610), (10, 7974088), (16, 4983805), (17, 4690640), (20, 3987044), (34, 2345320), (40, 1993522), (68, 1172660), (80, 996761), (85, 938128), (136, 586330), (170, 469064), (272, 293165), (289, 275920), (340, 234532), (578, 137960), (680, 117266), (1156, 68980), (1360, 58633), (1445, 55184), (2312, 34490), (2890, 27592), (3449, 23120), (4624, 17245), (5780, 13796), (6898, 11560)]