129648448

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{647}}^1$

素因数の和:791

約数の個数: 56

約数和(自身を含む): 268614144

約数和(自身を除く): 138965696

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 101, 124, 202, 248, 404, 496, 647, 808, 992, 1294, 1616, 1984, 2588, 3131, 3232, 5176, 6262, 6464, 10352, 12524, 20057, 20704, 25048, 40114, 41408, 50096, 65347, 80228, 100192, 130694, 160456, 200384, 261388, 320912, 522776, 641824, 1045552, 1283648, 2025757, 2091104, 4051514, 4182208, 8103028, 16206056, 32412112, 64824224, 129648448]

約数ペア:

[(1, 129648448), (2, 64824224), (4, 32412112), (8, 16206056), (16, 8103028), (31, 4182208), (32, 4051514), (62, 2091104), (64, 2025757), (101, 1283648), (124, 1045552), (202, 641824), (248, 522776), (404, 320912), (496, 261388), (647, 200384), (808, 160456), (992, 130694), (1294, 100192), (1616, 80228), (1984, 65347), (2588, 50096), (3131, 41408), (3232, 40114), (5176, 25048), (6262, 20704), (6464, 20057), (10352, 12524)]