4009408

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 56

約数和(自身を含む): 8818880

約数和(自身を除く): 4809472

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 61, 64, 79, 104, 122, 158, 208, 244, 316, 416, 488, 632, 793, 832, 976, 1027, 1264, 1586, 1952, 2054, 2528, 3172, 3904, 4108, 4819, 5056, 6344, 8216, 9638, 12688, 16432, 19276, 25376, 32864, 38552, 50752, 62647, 65728, 77104, 125294, 154208, 250588, 308416, 501176, 1002352, 2004704, 4009408]

約数ペア:

[(1, 4009408), (2, 2004704), (4, 1002352), (8, 501176), (13, 308416), (16, 250588), (26, 154208), (32, 125294), (52, 77104), (61, 65728), (64, 62647), (79, 50752), (104, 38552), (122, 32864), (158, 25376), (208, 19276), (244, 16432), (316, 12688), (416, 9638), (488, 8216), (632, 6344), (793, 5056), (832, 4819), (976, 4108), (1027, 3904), (1264, 3172), (1586, 2528), (1952, 2054)]