89456450

素因数分解:

$2^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{223}}^1$

素因数の和:419

約数の個数: 48

約数和(自身を含む): 170989056

約数和(自身を除く): 81532606

約数列:

[1, 2, 5, 10, 25, 50, 71, 113, 142, 223, 226, 355, 446, 565, 710, 1115, 1130, 1775, 2230, 2825, 3550, 5575, 5650, 8023, 11150, 15833, 16046, 25199, 31666, 40115, 50398, 79165, 80230, 125995, 158330, 200575, 251990, 395825, 401150, 629975, 791650, 1259950, 1789129, 3578258, 8945645, 17891290, 44728225, 89456450]

約数ペア:

[(1, 89456450), (2, 44728225), (5, 17891290), (10, 8945645), (25, 3578258), (50, 1789129), (71, 1259950), (113, 791650), (142, 629975), (223, 401150), (226, 395825), (355, 251990), (446, 200575), (565, 158330), (710, 125995), (1115, 80230), (1130, 79165), (1775, 50398), (2230, 40115), (2825, 31666), (3550, 25199), (5575, 16046), (5650, 15833), (8023, 11150)]