250020836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 508333056

約数和(自身を除く): 258312220

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 127, 131, 221, 254, 262, 289, 442, 508, 524, 578, 884, 1156, 1651, 1703, 2159, 2227, 3302, 3406, 3757, 4318, 4454, 6604, 6812, 7514, 8636, 8908, 15028, 16637, 28067, 28951, 33274, 36703, 37859, 56134, 57902, 66548, 73406, 75718, 112268, 115804, 146812, 151436, 216281, 282829, 432562, 477139, 492167, 565658, 865124, 954278, 984334, 1131316, 1908556, 1968668, 3676777, 4808093, 7353554, 9616186, 14707108, 19232372, 62505209, 125010418, 250020836]

約数ペア:

[(1, 250020836), (2, 125010418), (4, 62505209), (13, 19232372), (17, 14707108), (26, 9616186), (34, 7353554), (52, 4808093), (68, 3676777), (127, 1968668), (131, 1908556), (221, 1131316), (254, 984334), (262, 954278), (289, 865124), (442, 565658), (508, 492167), (524, 477139), (578, 432562), (884, 282829), (1156, 216281), (1651, 151436), (1703, 146812), (2159, 115804), (2227, 112268), (3302, 75718), (3406, 73406), (3757, 66548), (4318, 57902), (4454, 56134), (6604, 37859), (6812, 36703), (7514, 33274), (8636, 28951), (8908, 28067), (15028, 16637)]