78172384

素因数分解:

$2^5\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:216

約数の個数: 72

約数和(自身を含む): 166484808

約数和(自身を除く): 88312424

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 67, 76, 101, 134, 152, 202, 268, 304, 361, 404, 536, 608, 722, 808, 1072, 1273, 1444, 1616, 1919, 2144, 2546, 2888, 3232, 3838, 5092, 5776, 6767, 7676, 10184, 11552, 13534, 15352, 20368, 24187, 27068, 30704, 36461, 40736, 48374, 54136, 61408, 72922, 96748, 108272, 128573, 145844, 193496, 216544, 257146, 291688, 386992, 514292, 583376, 773984, 1028584, 1166752, 2057168, 2442887, 4114336, 4885774, 9771548, 19543096, 39086192, 78172384]

約数ペア:

[(1, 78172384), (2, 39086192), (4, 19543096), (8, 9771548), (16, 4885774), (19, 4114336), (32, 2442887), (38, 2057168), (67, 1166752), (76, 1028584), (101, 773984), (134, 583376), (152, 514292), (202, 386992), (268, 291688), (304, 257146), (361, 216544), (404, 193496), (536, 145844), (608, 128573), (722, 108272), (808, 96748), (1072, 72922), (1273, 61408), (1444, 54136), (1616, 48374), (1919, 40736), (2144, 36461), (2546, 30704), (2888, 27068), (3232, 24187), (3838, 20368), (5092, 15352), (5776, 13534), (6767, 11552), (7676, 10184)]