48973990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{8761}}^1$

素因数の和:8824

約数の個数: 32

約数和(自身を含む): 97153056

約数和(自身を除く): 48179066

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 8761, 17522, 43805, 87610, 113893, 227786, 376723, 569465, 753446, 1138930, 1883615, 3767230, 4897399, 9794798, 24486995, 48973990]

約数ペア:

[(1, 48973990), (2, 24486995), (5, 9794798), (10, 4897399), (13, 3767230), (26, 1883615), (43, 1138930), (65, 753446), (86, 569465), (130, 376723), (215, 227786), (430, 113893), (559, 87610), (1118, 43805), (2795, 17522), (5590, 8761)]