81384488

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{73}}^2\times {\mathrm{83}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 163386720

約数和(自身を除く): 82002232

約数列:

[1, 2, 4, 8, 23, 46, 73, 83, 92, 146, 166, 184, 292, 332, 584, 664, 1679, 1909, 3358, 3818, 5329, 6059, 6716, 7636, 10658, 12118, 13432, 15272, 21316, 24236, 42632, 48472, 122567, 139357, 245134, 278714, 442307, 490268, 557428, 884614, 980536, 1114856, 1769228, 3538456, 10173061, 20346122, 40692244, 81384488]

約数ペア:

[(1, 81384488), (2, 40692244), (4, 20346122), (8, 10173061), (23, 3538456), (46, 1769228), (73, 1114856), (83, 980536), (92, 884614), (146, 557428), (166, 490268), (184, 442307), (292, 278714), (332, 245134), (584, 139357), (664, 122567), (1679, 48472), (1909, 42632), (3358, 24236), (3818, 21316), (5329, 15272), (6059, 13432), (6716, 12118), (7636, 10658)]