90799040

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{16691}}^1$

素因数の和:16725

約数の個数: 56

約数和(自身を含む): 228947472

約数和(自身を除く): 138148432

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 680, 1088, 1360, 2720, 5440, 16691, 33382, 66764, 83455, 133528, 166910, 267056, 283747, 333820, 534112, 567494, 667640, 1068224, 1134988, 1335280, 1418735, 2269976, 2670560, 2837470, 4539952, 5341120, 5674940, 9079904, 11349880, 18159808, 22699760, 45399520, 90799040]

約数ペア:

[(1, 90799040), (2, 45399520), (4, 22699760), (5, 18159808), (8, 11349880), (10, 9079904), (16, 5674940), (17, 5341120), (20, 4539952), (32, 2837470), (34, 2670560), (40, 2269976), (64, 1418735), (68, 1335280), (80, 1134988), (85, 1068224), (136, 667640), (160, 567494), (170, 534112), (272, 333820), (320, 283747), (340, 267056), (544, 166910), (680, 133528), (1088, 83455), (1360, 66764), (2720, 33382), (5440, 16691)]