211687550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{443}}^1\times {\mathrm{503}}^1$

素因数の和:977

約数の個数: 48

約数和(自身を含む): 416223360

約数和(自身を除く): 204535810

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 443, 475, 503, 886, 950, 1006, 2215, 2515, 4430, 5030, 8417, 9557, 11075, 12575, 16834, 19114, 22150, 25150, 42085, 47785, 84170, 95570, 210425, 222829, 238925, 420850, 445658, 477850, 1114145, 2228290, 4233751, 5570725, 8467502, 11141450, 21168755, 42337510, 105843775, 211687550]

約数ペア:

[(1, 211687550), (2, 105843775), (5, 42337510), (10, 21168755), (19, 11141450), (25, 8467502), (38, 5570725), (50, 4233751), (95, 2228290), (190, 1114145), (443, 477850), (475, 445658), (503, 420850), (886, 238925), (950, 222829), (1006, 210425), (2215, 95570), (2515, 84170), (4430, 47785), (5030, 42085), (8417, 25150), (9557, 22150), (11075, 19114), (12575, 16834)]