88830640

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 213111360

約数和(自身を除く): 124280720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 109, 122, 167, 218, 244, 305, 334, 436, 488, 545, 610, 668, 835, 872, 976, 1090, 1220, 1336, 1670, 1744, 2180, 2440, 2672, 3340, 4360, 4880, 6649, 6680, 8720, 10187, 13298, 13360, 18203, 20374, 26596, 33245, 36406, 40748, 50935, 53192, 66490, 72812, 81496, 91015, 101870, 106384, 132980, 145624, 162992, 182030, 203740, 265960, 291248, 364060, 407480, 531920, 728120, 814960, 1110383, 1456240, 2220766, 4441532, 5551915, 8883064, 11103830, 17766128, 22207660, 44415320, 88830640]

約数ペア:

[(1, 88830640), (2, 44415320), (4, 22207660), (5, 17766128), (8, 11103830), (10, 8883064), (16, 5551915), (20, 4441532), (40, 2220766), (61, 1456240), (80, 1110383), (109, 814960), (122, 728120), (167, 531920), (218, 407480), (244, 364060), (305, 291248), (334, 265960), (436, 203740), (488, 182030), (545, 162992), (610, 145624), (668, 132980), (835, 106384), (872, 101870), (976, 91015), (1090, 81496), (1220, 72812), (1336, 66490), (1670, 53192), (1744, 50935), (2180, 40748), (2440, 36406), (2672, 33245), (3340, 26596), (4360, 20374), (4880, 18203), (6649, 13360), (6680, 13298), (8720, 10187)]