42884975

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 64162560

約数和(自身を除く): 21277585

約数列:

[1, 5, 7, 25, 35, 41, 43, 139, 175, 205, 215, 287, 301, 695, 973, 1025, 1075, 1435, 1505, 1763, 3475, 4865, 5699, 5977, 7175, 7525, 8815, 12341, 24325, 28495, 29885, 39893, 41839, 44075, 61705, 142475, 149425, 199465, 209195, 245057, 308525, 997325, 1045975, 1225285, 1715399, 6126425, 8576995, 42884975]

約数ペア:

[(1, 42884975), (5, 8576995), (7, 6126425), (25, 1715399), (35, 1225285), (41, 1045975), (43, 997325), (139, 308525), (175, 245057), (205, 209195), (215, 199465), (287, 149425), (301, 142475), (695, 61705), (973, 44075), (1025, 41839), (1075, 39893), (1435, 29885), (1505, 28495), (1763, 24325), (3475, 12341), (4865, 8815), (5699, 7525), (5977, 7175)]