80991530

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{4283}}^1$

素因数の和:4382

約数の個数: 32

約数和(自身を含む): 152990208

約数和(自身を除く): 71998678

約数列:

[1, 2, 5, 10, 31, 61, 62, 122, 155, 305, 310, 610, 1891, 3782, 4283, 8566, 9455, 18910, 21415, 42830, 132773, 261263, 265546, 522526, 663865, 1306315, 1327730, 2612630, 8099153, 16198306, 40495765, 80991530]

約数ペア:

[(1, 80991530), (2, 40495765), (5, 16198306), (10, 8099153), (31, 2612630), (61, 1327730), (62, 1306315), (122, 663865), (155, 522526), (305, 265546), (310, 261263), (610, 132773), (1891, 42830), (3782, 21415), (4283, 18910), (8566, 9455)]