1097654870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{2039}}^1$

素因数の和:2201

約数の個数: 64

約数和(自身を含む): 2202318720

約数和(自身を除く): 1104663850

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 101, 130, 202, 205, 410, 505, 533, 1010, 1066, 1313, 2039, 2626, 2665, 4078, 4141, 5330, 6565, 8282, 10195, 13130, 20390, 20705, 26507, 41410, 53014, 53833, 83599, 107666, 132535, 167198, 205939, 265070, 269165, 411878, 417995, 538330, 835990, 1029695, 1086787, 2059390, 2173574, 2677207, 5354414, 5433935, 8443499, 10867870, 13386035, 16886998, 26772070, 42217495, 84434990, 109765487, 219530974, 548827435, 1097654870]

約数ペア:

[(1, 1097654870), (2, 548827435), (5, 219530974), (10, 109765487), (13, 84434990), (26, 42217495), (41, 26772070), (65, 16886998), (82, 13386035), (101, 10867870), (130, 8443499), (202, 5433935), (205, 5354414), (410, 2677207), (505, 2173574), (533, 2059390), (1010, 1086787), (1066, 1029695), (1313, 835990), (2039, 538330), (2626, 417995), (2665, 411878), (4078, 269165), (4141, 265070), (5330, 205939), (6565, 167198), (8282, 132535), (10195, 107666), (13130, 83599), (20390, 53833), (20705, 53014), (26507, 41410)]