129461740

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{467}}^1$

素因数の和:726

約数の個数: 48

約数和(自身を含む): 277385472

約数和(自身を除く): 147923732

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 167, 332, 334, 415, 467, 668, 830, 835, 934, 1660, 1670, 1868, 2335, 3340, 4670, 9340, 13861, 27722, 38761, 55444, 69305, 77522, 77989, 138610, 155044, 155978, 193805, 277220, 311956, 387610, 389945, 775220, 779890, 1559780, 6473087, 12946174, 25892348, 32365435, 64730870, 129461740]

約数ペア:

[(1, 129461740), (2, 64730870), (4, 32365435), (5, 25892348), (10, 12946174), (20, 6473087), (83, 1559780), (166, 779890), (167, 775220), (332, 389945), (334, 387610), (415, 311956), (467, 277220), (668, 193805), (830, 155978), (835, 155044), (934, 138610), (1660, 77989), (1670, 77522), (1868, 69305), (2335, 55444), (3340, 38761), (4670, 27722), (9340, 13861)]