78925480

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{631}}^1$

素因数の和:754

約数の個数: 64

約数和(自身を含む): 184291200

約数和(自身を除く): 105365720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 59, 106, 118, 212, 236, 265, 295, 424, 472, 530, 590, 631, 1060, 1180, 1262, 2120, 2360, 2524, 3127, 3155, 5048, 6254, 6310, 12508, 12620, 15635, 25016, 25240, 31270, 33443, 37229, 62540, 66886, 74458, 125080, 133772, 148916, 167215, 186145, 267544, 297832, 334430, 372290, 668860, 744580, 1337720, 1489160, 1973137, 3946274, 7892548, 9865685, 15785096, 19731370, 39462740, 78925480]

約数ペア:

[(1, 78925480), (2, 39462740), (4, 19731370), (5, 15785096), (8, 9865685), (10, 7892548), (20, 3946274), (40, 1973137), (53, 1489160), (59, 1337720), (106, 744580), (118, 668860), (212, 372290), (236, 334430), (265, 297832), (295, 267544), (424, 186145), (472, 167215), (530, 148916), (590, 133772), (631, 125080), (1060, 74458), (1180, 66886), (1262, 62540), (2120, 37229), (2360, 33443), (2524, 31270), (3127, 25240), (3155, 25016), (5048, 15635), (6254, 12620), (6310, 12508)]