161037760

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{38711}}^1$

素因数の和:38741

約数の個数: 56

約数和(自身を含む): 412979616

約数和(自身を除く): 251941856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 38711, 77422, 154844, 193555, 309688, 387110, 503243, 619376, 774220, 1006486, 1238752, 1548440, 2012972, 2477504, 2516215, 3096880, 4025944, 5032430, 6193760, 8051888, 10064860, 12387520, 16103776, 20129720, 32207552, 40259440, 80518880, 161037760]

約数ペア:

[(1, 161037760), (2, 80518880), (4, 40259440), (5, 32207552), (8, 20129720), (10, 16103776), (13, 12387520), (16, 10064860), (20, 8051888), (26, 6193760), (32, 5032430), (40, 4025944), (52, 3096880), (64, 2516215), (65, 2477504), (80, 2012972), (104, 1548440), (130, 1238752), (160, 1006486), (208, 774220), (260, 619376), (320, 503243), (416, 387110), (520, 309688), (832, 193555), (1040, 154844), (2080, 77422), (4160, 38711)]