73963760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71119}}^1$

素因数の和:71145

約数の個数: 40

約数和(自身を含む): 185196480

約数和(自身を除く): 111232720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 71119, 142238, 284476, 355595, 568952, 711190, 924547, 1137904, 1422380, 1849094, 2844760, 3698188, 4622735, 5689520, 7396376, 9245470, 14792752, 18490940, 36981880, 73963760]

約数ペア:

[(1, 73963760), (2, 36981880), (4, 18490940), (5, 14792752), (8, 9245470), (10, 7396376), (13, 5689520), (16, 4622735), (20, 3698188), (26, 2844760), (40, 1849094), (52, 1422380), (65, 1137904), (80, 924547), (104, 711190), (130, 568952), (208, 355595), (260, 284476), (520, 142238), (1040, 71119)]