64882725040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{115862009}}^1$

素因数の和:115862029

約数の個数: 40

約数和(自身を含む): 172402670880

約数和(自身を除く): 107519945840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 115862009, 231724018, 463448036, 579310045, 811034063, 926896072, 1158620090, 1622068126, 1853792144, 2317240180, 3244136252, 4055170315, 4634480360, 6488272504, 8110340630, 9268960720, 12976545008, 16220681260, 32441362520, 64882725040]

約数ペア:

[(1, 64882725040), (2, 32441362520), (4, 16220681260), (5, 12976545008), (7, 9268960720), (8, 8110340630), (10, 6488272504), (14, 4634480360), (16, 4055170315), (20, 3244136252), (28, 2317240180), (35, 1853792144), (40, 1622068126), (56, 1158620090), (70, 926896072), (80, 811034063), (112, 579310045), (140, 463448036), (280, 231724018), (560, 115862009)]