51971430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{941}}^1$

素因数の和:1221

約数の個数: 64

約数和(自身を含む): 143244288

約数和(自身を除く): 91272858

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 263, 526, 789, 941, 1315, 1578, 1841, 1882, 2630, 2823, 3682, 3945, 4705, 5523, 5646, 6587, 7890, 9205, 9410, 11046, 13174, 14115, 18410, 19761, 27615, 28230, 32935, 39522, 55230, 65870, 98805, 197610, 247483, 494966, 742449, 1237415, 1484898, 1732381, 2474830, 3464762, 3712245, 5197143, 7424490, 8661905, 10394286, 17323810, 25985715, 51971430]

約数ペア:

[(1, 51971430), (2, 25985715), (3, 17323810), (5, 10394286), (6, 8661905), (7, 7424490), (10, 5197143), (14, 3712245), (15, 3464762), (21, 2474830), (30, 1732381), (35, 1484898), (42, 1237415), (70, 742449), (105, 494966), (210, 247483), (263, 197610), (526, 98805), (789, 65870), (941, 55230), (1315, 39522), (1578, 32935), (1841, 28230), (1882, 27615), (2630, 19761), (2823, 18410), (3682, 14115), (3945, 13174), (4705, 11046), (5523, 9410), (5646, 9205), (6587, 7890)]