72899570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{751}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 139366656

約数和(自身を除く): 66467086

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 571, 751, 1142, 1502, 2855, 3755, 5710, 7510, 9707, 12767, 19414, 25534, 48535, 63835, 97070, 127670, 428821, 857642, 2144105, 4288210, 7289957, 14579914, 36449785, 72899570]

約数ペア:

[(1, 72899570), (2, 36449785), (5, 14579914), (10, 7289957), (17, 4288210), (34, 2144105), (85, 857642), (170, 428821), (571, 127670), (751, 97070), (1142, 63835), (1502, 48535), (2855, 25534), (3755, 19414), (5710, 12767), (7510, 9707)]