78318830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2663}}^1$

素因数の和:2860

約数の個数: 32

約数和(自身を含む): 150185664

約数和(自身を除く): 71866834

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 173, 346, 865, 1730, 2663, 2941, 5326, 5882, 13315, 14705, 26630, 29410, 45271, 90542, 226355, 452710, 460699, 921398, 2303495, 4606990, 7831883, 15663766, 39159415, 78318830]

約数ペア:

[(1, 78318830), (2, 39159415), (5, 15663766), (10, 7831883), (17, 4606990), (34, 2303495), (85, 921398), (170, 460699), (173, 452710), (346, 226355), (865, 90542), (1730, 45271), (2663, 29410), (2941, 26630), (5326, 14705), (5882, 13315)]