201639344

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:378

約数の個数: 80

約数和(自身を含む): 427472640

約数和(自身を除く): 225833296

約数列:

[1, 2, 4, 8, 16, 23, 37, 46, 59, 74, 92, 118, 148, 184, 236, 251, 296, 368, 472, 502, 592, 851, 944, 1004, 1357, 1702, 2008, 2183, 2714, 3404, 4016, 4366, 5428, 5773, 6808, 8732, 9287, 10856, 11546, 13616, 14809, 17464, 18574, 21712, 23092, 29618, 34928, 37148, 46184, 50209, 59236, 74296, 92368, 100418, 118472, 148592, 200836, 213601, 236944, 340607, 401672, 427202, 547933, 681214, 803344, 854404, 1095866, 1362428, 1708808, 2191732, 2724856, 3417616, 4383464, 5449712, 8766928, 12602459, 25204918, 50409836, 100819672, 201639344]

約数ペア:

[(1, 201639344), (2, 100819672), (4, 50409836), (8, 25204918), (16, 12602459), (23, 8766928), (37, 5449712), (46, 4383464), (59, 3417616), (74, 2724856), (92, 2191732), (118, 1708808), (148, 1362428), (184, 1095866), (236, 854404), (251, 803344), (296, 681214), (368, 547933), (472, 427202), (502, 401672), (592, 340607), (851, 236944), (944, 213601), (1004, 200836), (1357, 148592), (1702, 118472), (2008, 100418), (2183, 92368), (2714, 74296), (3404, 59236), (4016, 50209), (4366, 46184), (5428, 37148), (5773, 34928), (6808, 29618), (8732, 23092), (9287, 21712), (10856, 18574), (11546, 17464), (13616, 14809)]