661234552

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1399}}^1$

素因数の和:1588

約数の個数: 64

約数和(自身を含む): 1397088000

約数和(自身を除く): 735853448

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 131, 164, 262, 328, 451, 524, 902, 1048, 1399, 1441, 1804, 2798, 2882, 3608, 5371, 5596, 5764, 10742, 11192, 11528, 15389, 21484, 30778, 42968, 57359, 59081, 61556, 114718, 118162, 123112, 183269, 229436, 236324, 366538, 458872, 472648, 630949, 733076, 1261898, 1466152, 2015959, 2523796, 4031918, 5047592, 7514029, 8063836, 15028058, 16127672, 30056116, 60112232, 82654319, 165308638, 330617276, 661234552]

約数ペア:

[(1, 661234552), (2, 330617276), (4, 165308638), (8, 82654319), (11, 60112232), (22, 30056116), (41, 16127672), (44, 15028058), (82, 8063836), (88, 7514029), (131, 5047592), (164, 4031918), (262, 2523796), (328, 2015959), (451, 1466152), (524, 1261898), (902, 733076), (1048, 630949), (1399, 472648), (1441, 458872), (1804, 366538), (2798, 236324), (2882, 229436), (3608, 183269), (5371, 123112), (5596, 118162), (5764, 114718), (10742, 61556), (11192, 59081), (11528, 57359), (15389, 42968), (21484, 30778)]