661809103672

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1097}}^1\times {\mathrm{59239}}^1$

素因数の和:60428

約数の個数: 64

約数和(自身を含む): 1326928608000

約数和(自身を除く): 665119504328

約数列:

[1, 2, 4, 8, 19, 38, 67, 76, 134, 152, 268, 536, 1097, 1273, 2194, 2546, 4388, 5092, 8776, 10184, 20843, 41686, 59239, 73499, 83372, 118478, 146998, 166744, 236956, 293996, 473912, 587992, 1125541, 1396481, 2251082, 2792962, 3969013, 4502164, 5585924, 7938026, 9004328, 11171848, 15876052, 31752104, 64985183, 75411247, 129970366, 150822494, 259940732, 301644988, 519881464, 603289976, 1234718477, 2469436954, 4354007261, 4938873908, 8708014522, 9877747816, 17416029044, 34832058088, 82726137959, 165452275918, 330904551836, 661809103672]

約数ペア:

[(1, 661809103672), (2, 330904551836), (4, 165452275918), (8, 82726137959), (19, 34832058088), (38, 17416029044), (67, 9877747816), (76, 8708014522), (134, 4938873908), (152, 4354007261), (268, 2469436954), (536, 1234718477), (1097, 603289976), (1273, 519881464), (2194, 301644988), (2546, 259940732), (4388, 150822494), (5092, 129970366), (8776, 75411247), (10184, 64985183), (20843, 31752104), (41686, 15876052), (59239, 11171848), (73499, 9004328), (83372, 7938026), (118478, 5585924), (146998, 4502164), (166744, 3969013), (236956, 2792962), (293996, 2251082), (473912, 1396481), (587992, 1125541)]