80856248

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1307}}^1$

素因数の和:1380

約数の個数: 64

約数和(自身を含む): 178934400

約数和(自身を除く): 98078152

約数列:

[1, 2, 4, 8, 11, 19, 22, 37, 38, 44, 74, 76, 88, 148, 152, 209, 296, 407, 418, 703, 814, 836, 1307, 1406, 1628, 1672, 2614, 2812, 3256, 5228, 5624, 7733, 10456, 14377, 15466, 24833, 28754, 30932, 48359, 49666, 57508, 61864, 96718, 99332, 115016, 193436, 198664, 273163, 386872, 531949, 546326, 918821, 1063898, 1092652, 1837642, 2127796, 2185304, 3675284, 4255592, 7350568, 10107031, 20214062, 40428124, 80856248]

約数ペア:

[(1, 80856248), (2, 40428124), (4, 20214062), (8, 10107031), (11, 7350568), (19, 4255592), (22, 3675284), (37, 2185304), (38, 2127796), (44, 1837642), (74, 1092652), (76, 1063898), (88, 918821), (148, 546326), (152, 531949), (209, 386872), (296, 273163), (407, 198664), (418, 193436), (703, 115016), (814, 99332), (836, 96718), (1307, 61864), (1406, 57508), (1628, 49666), (1672, 48359), (2614, 30932), (2812, 28754), (3256, 24833), (5228, 15466), (5624, 14377), (7733, 10456)]