78260072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^2\times {\mathrm{239}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 163425600

約数和(自身を除く): 85165528

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 239, 244, 478, 488, 671, 956, 1342, 1912, 2629, 2684, 3721, 5258, 5368, 7442, 10516, 14579, 14884, 21032, 29158, 29768, 40931, 58316, 81862, 116632, 160369, 163724, 320738, 327448, 641476, 889319, 1282952, 1778638, 3557276, 7114552, 9782509, 19565018, 39130036, 78260072]

約数ペア:

[(1, 78260072), (2, 39130036), (4, 19565018), (8, 9782509), (11, 7114552), (22, 3557276), (44, 1778638), (61, 1282952), (88, 889319), (122, 641476), (239, 327448), (244, 320738), (478, 163724), (488, 160369), (671, 116632), (956, 81862), (1342, 58316), (1912, 40931), (2629, 29768), (2684, 29158), (3721, 21032), (5258, 14884), (5368, 14579), (7442, 10516)]