8102240

素因数分解:

$2^5\times 5^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:735

約数の個数: 48

約数和(自身を含む): 19414080

約数和(自身を除く): 11311840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 79, 80, 158, 160, 316, 395, 632, 641, 790, 1264, 1282, 1580, 2528, 2564, 3160, 3205, 5128, 6320, 6410, 10256, 12640, 12820, 20512, 25640, 50639, 51280, 101278, 102560, 202556, 253195, 405112, 506390, 810224, 1012780, 1620448, 2025560, 4051120, 8102240]

約数ペア:

[(1, 8102240), (2, 4051120), (4, 2025560), (5, 1620448), (8, 1012780), (10, 810224), (16, 506390), (20, 405112), (32, 253195), (40, 202556), (79, 102560), (80, 101278), (158, 51280), (160, 50639), (316, 25640), (395, 20512), (632, 12820), (641, 12640), (790, 10256), (1264, 6410), (1282, 6320), (1580, 5128), (2528, 3205), (2564, 3160)]