31109728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 96

約数和(自身を含む): 72013536

約数和(自身を除く): 40903808

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 53, 68, 83, 104, 106, 136, 166, 208, 212, 221, 272, 332, 416, 424, 442, 544, 664, 689, 848, 884, 901, 1079, 1328, 1378, 1411, 1696, 1768, 1802, 2158, 2656, 2756, 2822, 3536, 3604, 4316, 4399, 5512, 5644, 7072, 7208, 8632, 8798, 11024, 11288, 11713, 14416, 17264, 17596, 18343, 22048, 22576, 23426, 28832, 34528, 35192, 36686, 45152, 46852, 57187, 70384, 73372, 74783, 93704, 114374, 140768, 146744, 149566, 187408, 228748, 293488, 299132, 374816, 457496, 586976, 598264, 914992, 972179, 1196528, 1829984, 1944358, 2393056, 3888716, 7777432, 15554864, 31109728]

約数ペア:

[(1, 31109728), (2, 15554864), (4, 7777432), (8, 3888716), (13, 2393056), (16, 1944358), (17, 1829984), (26, 1196528), (32, 972179), (34, 914992), (52, 598264), (53, 586976), (68, 457496), (83, 374816), (104, 299132), (106, 293488), (136, 228748), (166, 187408), (208, 149566), (212, 146744), (221, 140768), (272, 114374), (332, 93704), (416, 74783), (424, 73372), (442, 70384), (544, 57187), (664, 46852), (689, 45152), (848, 36686), (884, 35192), (901, 34528), (1079, 28832), (1328, 23426), (1378, 22576), (1411, 22048), (1696, 18343), (1768, 17596), (1802, 17264), (2158, 14416), (2656, 11713), (2756, 11288), (2822, 11024), (3536, 8798), (3604, 8632), (4316, 7208), (4399, 7072), (5512, 5644)]