31234060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 78688512

約数和(自身を除く): 47454452

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 67, 110, 130, 134, 143, 163, 220, 260, 268, 286, 326, 335, 572, 652, 670, 715, 737, 815, 871, 1340, 1430, 1474, 1630, 1742, 1793, 2119, 2860, 2948, 3260, 3484, 3586, 3685, 4238, 4355, 7172, 7370, 8476, 8710, 8965, 9581, 10595, 10921, 14740, 17420, 17930, 19162, 21190, 21842, 23309, 35860, 38324, 42380, 43684, 46618, 47905, 54605, 93236, 95810, 109210, 116545, 120131, 141973, 191620, 218420, 233090, 240262, 283946, 466180, 480524, 567892, 600655, 709865, 1201310, 1419730, 1561703, 2402620, 2839460, 3123406, 6246812, 7808515, 15617030, 31234060]

約数ペア:

[(1, 31234060), (2, 15617030), (4, 7808515), (5, 6246812), (10, 3123406), (11, 2839460), (13, 2402620), (20, 1561703), (22, 1419730), (26, 1201310), (44, 709865), (52, 600655), (55, 567892), (65, 480524), (67, 466180), (110, 283946), (130, 240262), (134, 233090), (143, 218420), (163, 191620), (220, 141973), (260, 120131), (268, 116545), (286, 109210), (326, 95810), (335, 93236), (572, 54605), (652, 47905), (670, 46618), (715, 43684), (737, 42380), (815, 38324), (871, 35860), (1340, 23309), (1430, 21842), (1474, 21190), (1630, 19162), (1742, 17930), (1793, 17420), (2119, 14740), (2860, 10921), (2948, 10595), (3260, 9581), (3484, 8965), (3586, 8710), (3685, 8476), (4238, 7370), (4355, 7172)]