156840130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{491}}^1\times {\mathrm{1879}}^1$

素因数の和:2394

約数の個数: 32

約数和(自身を含む): 299687040

約数和(自身を除く): 142846910

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 491, 982, 1879, 2455, 3758, 4910, 8347, 9395, 16694, 18790, 31943, 41735, 63886, 83470, 159715, 319430, 922589, 1845178, 4612945, 9225890, 15684013, 31368026, 78420065, 156840130]

約数ペア:

[(1, 156840130), (2, 78420065), (5, 31368026), (10, 15684013), (17, 9225890), (34, 4612945), (85, 1845178), (170, 922589), (491, 319430), (982, 159715), (1879, 83470), (2455, 63886), (3758, 41735), (4910, 31943), (8347, 18790), (9395, 16694)]