64406940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1163}}^1$

素因数の和:1259

約数の個数: 96

約数和(自身を含む): 197116416

約数和(自身を除く): 132709476

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 130, 142, 156, 195, 213, 260, 284, 355, 390, 426, 710, 780, 852, 923, 1065, 1163, 1420, 1846, 2130, 2326, 2769, 3489, 3692, 4260, 4615, 4652, 5538, 5815, 6978, 9230, 11076, 11630, 13845, 13956, 15119, 17445, 18460, 23260, 27690, 30238, 34890, 45357, 55380, 60476, 69780, 75595, 82573, 90714, 151190, 165146, 181428, 226785, 247719, 302380, 330292, 412865, 453570, 495438, 825730, 907140, 990876, 1073449, 1238595, 1651460, 2146898, 2477190, 3220347, 4293796, 4954380, 5367245, 6440694, 10734490, 12881388, 16101735, 21468980, 32203470, 64406940]

約数ペア:

[(1, 64406940), (2, 32203470), (3, 21468980), (4, 16101735), (5, 12881388), (6, 10734490), (10, 6440694), (12, 5367245), (13, 4954380), (15, 4293796), (20, 3220347), (26, 2477190), (30, 2146898), (39, 1651460), (52, 1238595), (60, 1073449), (65, 990876), (71, 907140), (78, 825730), (130, 495438), (142, 453570), (156, 412865), (195, 330292), (213, 302380), (260, 247719), (284, 226785), (355, 181428), (390, 165146), (426, 151190), (710, 90714), (780, 82573), (852, 75595), (923, 69780), (1065, 60476), (1163, 55380), (1420, 45357), (1846, 34890), (2130, 30238), (2326, 27690), (2769, 23260), (3489, 18460), (3692, 17445), (4260, 15119), (4615, 13956), (4652, 13845), (5538, 11630), (5815, 11076), (6978, 9230)]