171623750

素因数分解:

$2^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:199

約数の個数: 80

約数和(自身を含む): 343090176

約数和(自身を除く): 171466426

約数列:

[1, 2, 5, 10, 25, 31, 43, 50, 62, 86, 103, 125, 155, 206, 215, 250, 310, 430, 515, 625, 775, 1030, 1075, 1250, 1333, 1550, 2150, 2575, 2666, 3193, 3875, 4429, 5150, 5375, 6386, 6665, 7750, 8858, 10750, 12875, 13330, 15965, 19375, 22145, 25750, 26875, 31930, 33325, 38750, 44290, 53750, 64375, 66650, 79825, 110725, 128750, 137299, 159650, 166625, 221450, 274598, 333250, 399125, 553625, 686495, 798250, 833125, 1107250, 1372990, 1666250, 1995625, 2768125, 3432475, 3991250, 5536250, 6864950, 17162375, 34324750, 85811875, 171623750]

約数ペア:

[(1, 171623750), (2, 85811875), (5, 34324750), (10, 17162375), (25, 6864950), (31, 5536250), (43, 3991250), (50, 3432475), (62, 2768125), (86, 1995625), (103, 1666250), (125, 1372990), (155, 1107250), (206, 833125), (215, 798250), (250, 686495), (310, 553625), (430, 399125), (515, 333250), (625, 274598), (775, 221450), (1030, 166625), (1075, 159650), (1250, 137299), (1333, 128750), (1550, 110725), (2150, 79825), (2575, 66650), (2666, 64375), (3193, 53750), (3875, 44290), (4429, 38750), (5150, 33325), (5375, 31930), (6386, 26875), (6665, 25750), (7750, 22145), (8858, 19375), (10750, 15965), (12875, 13330)]