31320528

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{293}}^1$

素因数の和:452

約数の個数: 80

約数和(自身を含む): 86619456

約数和(自身を除く): 55298928

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 68, 102, 131, 136, 204, 262, 272, 293, 393, 408, 524, 586, 786, 816, 879, 1048, 1172, 1572, 1758, 2096, 2227, 2344, 3144, 3516, 4454, 4688, 4981, 6288, 6681, 7032, 8908, 9962, 13362, 14064, 14943, 17816, 19924, 26724, 29886, 35632, 38383, 39848, 53448, 59772, 76766, 79696, 106896, 115149, 119544, 153532, 230298, 239088, 307064, 460596, 614128, 652511, 921192, 1305022, 1842384, 1957533, 2610044, 3915066, 5220088, 7830132, 10440176, 15660264, 31320528]

約数ペア:

[(1, 31320528), (2, 15660264), (3, 10440176), (4, 7830132), (6, 5220088), (8, 3915066), (12, 2610044), (16, 1957533), (17, 1842384), (24, 1305022), (34, 921192), (48, 652511), (51, 614128), (68, 460596), (102, 307064), (131, 239088), (136, 230298), (204, 153532), (262, 119544), (272, 115149), (293, 106896), (393, 79696), (408, 76766), (524, 59772), (586, 53448), (786, 39848), (816, 38383), (879, 35632), (1048, 29886), (1172, 26724), (1572, 19924), (1758, 17816), (2096, 14943), (2227, 14064), (2344, 13362), (3144, 9962), (3516, 8908), (4454, 7032), (4688, 6681), (4981, 6288)]