55244390

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 111974400

約数和(自身を除く): 56730010

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 71, 85, 115, 142, 170, 199, 230, 355, 391, 398, 710, 782, 995, 1207, 1633, 1955, 1990, 2414, 3266, 3383, 3910, 4577, 6035, 6766, 8165, 9154, 12070, 14129, 16330, 16915, 22885, 27761, 28258, 33830, 45770, 55522, 70645, 77809, 138805, 141290, 155618, 240193, 277610, 324967, 389045, 480386, 649934, 778090, 1200965, 1624835, 2401930, 3249670, 5524439, 11048878, 27622195, 55244390]

約数ペア:

[(1, 55244390), (2, 27622195), (5, 11048878), (10, 5524439), (17, 3249670), (23, 2401930), (34, 1624835), (46, 1200965), (71, 778090), (85, 649934), (115, 480386), (142, 389045), (170, 324967), (199, 277610), (230, 240193), (355, 155618), (391, 141290), (398, 138805), (710, 77809), (782, 70645), (995, 55522), (1207, 45770), (1633, 33830), (1955, 28258), (1990, 27761), (2414, 22885), (3266, 16915), (3383, 16330), (3910, 14129), (4577, 12070), (6035, 9154), (6766, 8165)]