49647800

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1$

素因数の和:333

約数の個数: 96

約数和(自身を含む): 123742080

約数和(自身を除く): 74094280

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 43, 46, 50, 86, 92, 100, 115, 172, 184, 200, 215, 230, 251, 344, 430, 460, 502, 575, 860, 920, 989, 1004, 1075, 1150, 1255, 1720, 1978, 2008, 2150, 2300, 2510, 3956, 4300, 4600, 4945, 5020, 5773, 6275, 7912, 8600, 9890, 10040, 10793, 11546, 12550, 19780, 21586, 23092, 24725, 25100, 28865, 39560, 43172, 46184, 49450, 50200, 53965, 57730, 86344, 98900, 107930, 115460, 144325, 197800, 215860, 230920, 248239, 269825, 288650, 431720, 496478, 539650, 577300, 992956, 1079300, 1154600, 1241195, 1985912, 2158600, 2482390, 4964780, 6205975, 9929560, 12411950, 24823900, 49647800]

約数ペア:

[(1, 49647800), (2, 24823900), (4, 12411950), (5, 9929560), (8, 6205975), (10, 4964780), (20, 2482390), (23, 2158600), (25, 1985912), (40, 1241195), (43, 1154600), (46, 1079300), (50, 992956), (86, 577300), (92, 539650), (100, 496478), (115, 431720), (172, 288650), (184, 269825), (200, 248239), (215, 230920), (230, 215860), (251, 197800), (344, 144325), (430, 115460), (460, 107930), (502, 98900), (575, 86344), (860, 57730), (920, 53965), (989, 50200), (1004, 49450), (1075, 46184), (1150, 43172), (1255, 39560), (1720, 28865), (1978, 25100), (2008, 24725), (2150, 23092), (2300, 21586), (2510, 19780), (3956, 12550), (4300, 11546), (4600, 10793), (4945, 10040), (5020, 9890), (5773, 8600), (6275, 7912)]