166369580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:735

約数の個数: 96

約数和(自身を含む): 402361344

約数和(自身を除く): 235991764

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 43, 46, 52, 65, 86, 92, 115, 130, 172, 215, 230, 260, 299, 430, 460, 559, 598, 647, 860, 989, 1118, 1196, 1294, 1495, 1978, 2236, 2588, 2795, 2990, 3235, 3956, 4945, 5590, 5980, 6470, 8411, 9890, 11180, 12857, 12940, 14881, 16822, 19780, 25714, 27821, 29762, 33644, 42055, 51428, 55642, 59524, 64285, 74405, 84110, 111284, 128570, 139105, 148810, 168220, 193453, 257140, 278210, 297620, 361673, 386906, 556420, 639883, 723346, 773812, 967265, 1279766, 1446692, 1808365, 1934530, 2559532, 3199415, 3616730, 3869060, 6398830, 7233460, 8318479, 12797660, 16636958, 33273916, 41592395, 83184790, 166369580]

約数ペア:

[(1, 166369580), (2, 83184790), (4, 41592395), (5, 33273916), (10, 16636958), (13, 12797660), (20, 8318479), (23, 7233460), (26, 6398830), (43, 3869060), (46, 3616730), (52, 3199415), (65, 2559532), (86, 1934530), (92, 1808365), (115, 1446692), (130, 1279766), (172, 967265), (215, 773812), (230, 723346), (260, 639883), (299, 556420), (430, 386906), (460, 361673), (559, 297620), (598, 278210), (647, 257140), (860, 193453), (989, 168220), (1118, 148810), (1196, 139105), (1294, 128570), (1495, 111284), (1978, 84110), (2236, 74405), (2588, 64285), (2795, 59524), (2990, 55642), (3235, 51428), (3956, 42055), (4945, 33644), (5590, 29762), (5980, 27821), (6470, 25714), (8411, 19780), (9890, 16822), (11180, 14881), (12857, 12940)]