101213240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{593}}^1$

素因数の和:872

約数の個数: 64

約数和(自身を含む): 242494560

約数和(自身を除く): 141281320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 251, 340, 502, 593, 680, 1004, 1186, 1255, 2008, 2372, 2510, 2965, 4267, 4744, 5020, 5930, 8534, 10040, 10081, 11860, 17068, 20162, 21335, 23720, 34136, 40324, 42670, 50405, 80648, 85340, 100810, 148843, 170680, 201620, 297686, 403240, 595372, 744215, 1190744, 1488430, 2530331, 2976860, 5060662, 5953720, 10121324, 12651655, 20242648, 25303310, 50606620, 101213240]

約数ペア:

[(1, 101213240), (2, 50606620), (4, 25303310), (5, 20242648), (8, 12651655), (10, 10121324), (17, 5953720), (20, 5060662), (34, 2976860), (40, 2530331), (68, 1488430), (85, 1190744), (136, 744215), (170, 595372), (251, 403240), (340, 297686), (502, 201620), (593, 170680), (680, 148843), (1004, 100810), (1186, 85340), (1255, 80648), (2008, 50405), (2372, 42670), (2510, 40324), (2965, 34136), (4267, 23720), (4744, 21335), (5020, 20162), (5930, 17068), (8534, 11860), (10040, 10081)]