85010004

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 221195520

約数和(自身を除く): 136185516

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 79, 142, 158, 213, 237, 284, 316, 421, 426, 474, 639, 711, 842, 852, 948, 1263, 1278, 1422, 1684, 2526, 2556, 2844, 3789, 5052, 5609, 7578, 11218, 15156, 16827, 22436, 29891, 33259, 33654, 50481, 59782, 66518, 67308, 89673, 99777, 100962, 119564, 133036, 179346, 199554, 201924, 269019, 299331, 358692, 399108, 538038, 598662, 1076076, 1197324, 2361389, 4722778, 7084167, 9445556, 14168334, 21252501, 28336668, 42505002, 85010004]

約数ペア:

[(1, 85010004), (2, 42505002), (3, 28336668), (4, 21252501), (6, 14168334), (9, 9445556), (12, 7084167), (18, 4722778), (36, 2361389), (71, 1197324), (79, 1076076), (142, 598662), (158, 538038), (213, 399108), (237, 358692), (284, 299331), (316, 269019), (421, 201924), (426, 199554), (474, 179346), (639, 133036), (711, 119564), (842, 100962), (852, 99777), (948, 89673), (1263, 67308), (1278, 66518), (1422, 59782), (1684, 50481), (2526, 33654), (2556, 33259), (2844, 29891), (3789, 22436), (5052, 16827), (5609, 15156), (7578, 11218)]