97904020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{199}}^1\times {\mathrm{1447}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 218937600

約数和(自身を除く): 121033580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 199, 340, 398, 796, 995, 1447, 1990, 2894, 3383, 3980, 5788, 6766, 7235, 13532, 14470, 16915, 24599, 28940, 33830, 49198, 67660, 98396, 122995, 245990, 287953, 491980, 575906, 1151812, 1439765, 2879530, 4895201, 5759060, 9790402, 19580804, 24476005, 48952010, 97904020]

約数ペア:

[(1, 97904020), (2, 48952010), (4, 24476005), (5, 19580804), (10, 9790402), (17, 5759060), (20, 4895201), (34, 2879530), (68, 1439765), (85, 1151812), (170, 575906), (199, 491980), (340, 287953), (398, 245990), (796, 122995), (995, 98396), (1447, 67660), (1990, 49198), (2894, 33830), (3383, 28940), (3980, 24599), (5788, 16915), (6766, 14470), (7235, 13532)]