80496717280

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{71872069}}^1$

素因数の和:71872091

約数の個数: 48

約数和(自身を含む): 217341139680

約数和(自身を除く): 136844422400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 71872069, 143744138, 287488276, 359360345, 503104483, 574976552, 718720690, 1006208966, 1149953104, 1437441380, 2012417932, 2299906208, 2515522415, 2874882760, 4024835864, 5031044830, 5749765520, 8049671728, 10062089660, 11499531040, 16099343456, 20124179320, 40248358640, 80496717280]

約数ペア:

[(1, 80496717280), (2, 40248358640), (4, 20124179320), (5, 16099343456), (7, 11499531040), (8, 10062089660), (10, 8049671728), (14, 5749765520), (16, 5031044830), (20, 4024835864), (28, 2874882760), (32, 2515522415), (35, 2299906208), (40, 2012417932), (56, 1437441380), (70, 1149953104), (80, 1006208966), (112, 718720690), (140, 574976552), (160, 503104483), (224, 359360345), (280, 287488276), (560, 143744138), (1120, 71872069)]