65178520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{3613}}^1$

素因数の和:3676

約数の個数: 64

約数和(自身を含む): 163931040

約数和(自身を除く): 98752520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 41, 44, 55, 82, 88, 110, 164, 205, 220, 328, 410, 440, 451, 820, 902, 1640, 1804, 2255, 3608, 3613, 4510, 7226, 9020, 14452, 18040, 18065, 28904, 36130, 39743, 72260, 79486, 144520, 148133, 158972, 198715, 296266, 317944, 397430, 592532, 740665, 794860, 1185064, 1481330, 1589720, 1629463, 2962660, 3258926, 5925320, 6517852, 8147315, 13035704, 16294630, 32589260, 65178520]

約数ペア:

[(1, 65178520), (2, 32589260), (4, 16294630), (5, 13035704), (8, 8147315), (10, 6517852), (11, 5925320), (20, 3258926), (22, 2962660), (40, 1629463), (41, 1589720), (44, 1481330), (55, 1185064), (82, 794860), (88, 740665), (110, 592532), (164, 397430), (205, 317944), (220, 296266), (328, 198715), (410, 158972), (440, 148133), (451, 144520), (820, 79486), (902, 72260), (1640, 39743), (1804, 36130), (2255, 28904), (3608, 18065), (3613, 18040), (4510, 14452), (7226, 9020)]