77556920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12043}}^1$

素因数の和:12084

約数の個数: 64

約数和(自身を含む): 208120320

約数和(自身を除く): 130563400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 12043, 24086, 48172, 60215, 84301, 96344, 120430, 168602, 240860, 276989, 337204, 421505, 481720, 553978, 674408, 843010, 1107956, 1384945, 1686020, 1938923, 2215912, 2769890, 3372040, 3877846, 5539780, 7755692, 9694615, 11079560, 15511384, 19389230, 38778460, 77556920]

約数ペア:

[(1, 77556920), (2, 38778460), (4, 19389230), (5, 15511384), (7, 11079560), (8, 9694615), (10, 7755692), (14, 5539780), (20, 3877846), (23, 3372040), (28, 2769890), (35, 2215912), (40, 1938923), (46, 1686020), (56, 1384945), (70, 1107956), (92, 843010), (115, 674408), (140, 553978), (161, 481720), (184, 421505), (230, 337204), (280, 276989), (322, 240860), (460, 168602), (644, 120430), (805, 96344), (920, 84301), (1288, 60215), (1610, 48172), (3220, 24086), (6440, 12043)]