27849380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:165

約数の個数: 96

約数和(自身を含む): 67060224

約数和(自身を除く): 39210844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 47, 52, 53, 65, 86, 94, 106, 130, 172, 188, 212, 215, 235, 260, 265, 430, 470, 530, 559, 611, 689, 860, 940, 1060, 1118, 1222, 1378, 2021, 2236, 2279, 2444, 2491, 2756, 2795, 3055, 3445, 4042, 4558, 4982, 5590, 6110, 6890, 8084, 9116, 9964, 10105, 11180, 11395, 12220, 12455, 13780, 20210, 22790, 24910, 26273, 29627, 32383, 40420, 45580, 49820, 52546, 59254, 64766, 105092, 107113, 118508, 129532, 131365, 148135, 161915, 214226, 262730, 296270, 323830, 428452, 525460, 535565, 592540, 647660, 1071130, 1392469, 2142260, 2784938, 5569876, 6962345, 13924690, 27849380]

約数ペア:

[(1, 27849380), (2, 13924690), (4, 6962345), (5, 5569876), (10, 2784938), (13, 2142260), (20, 1392469), (26, 1071130), (43, 647660), (47, 592540), (52, 535565), (53, 525460), (65, 428452), (86, 323830), (94, 296270), (106, 262730), (130, 214226), (172, 161915), (188, 148135), (212, 131365), (215, 129532), (235, 118508), (260, 107113), (265, 105092), (430, 64766), (470, 59254), (530, 52546), (559, 49820), (611, 45580), (689, 40420), (860, 32383), (940, 29627), (1060, 26273), (1118, 24910), (1222, 22790), (1378, 20210), (2021, 13780), (2236, 12455), (2279, 12220), (2444, 11395), (2491, 11180), (2756, 10105), (2795, 9964), (3055, 9116), (3445, 8084), (4042, 6890), (4558, 6110), (4982, 5590)]