78745975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2200

約数の個数: 48

約数和(自身を含む): 128206080

約数和(自身を除く): 49460105

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 77, 95, 133, 175, 209, 275, 385, 475, 665, 1045, 1463, 1925, 2153, 3325, 5225, 7315, 10765, 15071, 23683, 36575, 40907, 53825, 75355, 118415, 165781, 204535, 286349, 376775, 449977, 592075, 828905, 1022675, 1431745, 2249885, 3149839, 4144525, 7158725, 11249425, 15749195, 78745975]

約数ペア:

[(1, 78745975), (5, 15749195), (7, 11249425), (11, 7158725), (19, 4144525), (25, 3149839), (35, 2249885), (55, 1431745), (77, 1022675), (95, 828905), (133, 592075), (175, 449977), (209, 376775), (275, 286349), (385, 204535), (475, 165781), (665, 118415), (1045, 75355), (1463, 53825), (1925, 40907), (2153, 36575), (3325, 23683), (5225, 15071), (7315, 10765)]