65428240

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{48109}}^1$

素因数の和:48139

約数の個数: 40

約数和(自身を含む): 161072280

約数和(自身を除く): 95644040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 48109, 96218, 192436, 240545, 384872, 481090, 769744, 817853, 962180, 1635706, 1924360, 3271412, 3848720, 4089265, 6542824, 8178530, 13085648, 16357060, 32714120, 65428240]

約数ペア:

[(1, 65428240), (2, 32714120), (4, 16357060), (5, 13085648), (8, 8178530), (10, 6542824), (16, 4089265), (17, 3848720), (20, 3271412), (34, 1924360), (40, 1635706), (68, 962180), (80, 817853), (85, 769744), (136, 481090), (170, 384872), (272, 240545), (340, 192436), (680, 96218), (1360, 48109)]