31642030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:713

約数の個数: 64

約数和(自身を含む): 70479360

約数和(自身を除く): 38837330

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 37, 38, 70, 74, 95, 133, 185, 190, 259, 266, 370, 518, 643, 665, 703, 1286, 1295, 1330, 1406, 2590, 3215, 3515, 4501, 4921, 6430, 7030, 9002, 9842, 12217, 22505, 23791, 24434, 24605, 45010, 47582, 49210, 61085, 85519, 118955, 122170, 166537, 171038, 237910, 333074, 427595, 452029, 832685, 855190, 904058, 1665370, 2260145, 3164203, 4520290, 6328406, 15821015, 31642030]

約数ペア:

[(1, 31642030), (2, 15821015), (5, 6328406), (7, 4520290), (10, 3164203), (14, 2260145), (19, 1665370), (35, 904058), (37, 855190), (38, 832685), (70, 452029), (74, 427595), (95, 333074), (133, 237910), (185, 171038), (190, 166537), (259, 122170), (266, 118955), (370, 85519), (518, 61085), (643, 49210), (665, 47582), (703, 45010), (1286, 24605), (1295, 24434), (1330, 23791), (1406, 22505), (2590, 12217), (3215, 9842), (3515, 9002), (4501, 7030), (4921, 6430)]