31053968

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 70870464

約数和(自身を除く): 39816496

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 97, 107, 136, 176, 187, 194, 214, 272, 374, 388, 428, 748, 776, 856, 1067, 1177, 1496, 1552, 1649, 1712, 1819, 2134, 2354, 2992, 3298, 3638, 4268, 4708, 6596, 7276, 8536, 9416, 10379, 13192, 14552, 17072, 18139, 18832, 20009, 20758, 26384, 29104, 36278, 40018, 41516, 72556, 80036, 83032, 114169, 145112, 160072, 166064, 176443, 228338, 290224, 320144, 352886, 456676, 705772, 913352, 1411544, 1826704, 1940873, 2823088, 3881746, 7763492, 15526984, 31053968]

約数ペア:

[(1, 31053968), (2, 15526984), (4, 7763492), (8, 3881746), (11, 2823088), (16, 1940873), (17, 1826704), (22, 1411544), (34, 913352), (44, 705772), (68, 456676), (88, 352886), (97, 320144), (107, 290224), (136, 228338), (176, 176443), (187, 166064), (194, 160072), (214, 145112), (272, 114169), (374, 83032), (388, 80036), (428, 72556), (748, 41516), (776, 40018), (856, 36278), (1067, 29104), (1177, 26384), (1496, 20758), (1552, 20009), (1649, 18832), (1712, 18139), (1819, 17072), (2134, 14552), (2354, 13192), (2992, 10379), (3298, 9416), (3638, 8536), (4268, 7276), (4708, 6596)]