51455350

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 100172160

約数和(自身を除く): 48716810

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 89, 155, 178, 310, 373, 445, 746, 775, 890, 1550, 1865, 2225, 2759, 3730, 4450, 5518, 9325, 11563, 13795, 18650, 23126, 27590, 33197, 57815, 66394, 68975, 115630, 137950, 165985, 289075, 331970, 578150, 829925, 1029107, 1659850, 2058214, 5145535, 10291070, 25727675, 51455350]

約数ペア:

[(1, 51455350), (2, 25727675), (5, 10291070), (10, 5145535), (25, 2058214), (31, 1659850), (50, 1029107), (62, 829925), (89, 578150), (155, 331970), (178, 289075), (310, 165985), (373, 137950), (445, 115630), (746, 68975), (775, 66394), (890, 57815), (1550, 33197), (1865, 27590), (2225, 23126), (2759, 18650), (3730, 13795), (4450, 11563), (5518, 9325)]