1900991250

素因数分解:

$2^1\times 3^2\times 5^4\times {\mathrm{168977}}^1$

素因数の和:169005

約数の個数: 60

約数和(自身を含む): 5146900902

約数和(自身を除く): 3245909652

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 125, 150, 225, 250, 375, 450, 625, 750, 1125, 1250, 1875, 2250, 3750, 5625, 11250, 168977, 337954, 506931, 844885, 1013862, 1520793, 1689770, 2534655, 3041586, 4224425, 5069310, 7603965, 8448850, 12673275, 15207930, 21122125, 25346550, 38019825, 42244250, 63366375, 76039650, 105610625, 126732750, 190099125, 211221250, 316831875, 380198250, 633663750, 950495625, 1900991250]

約数ペア:

[(1, 1900991250), (2, 950495625), (3, 633663750), (5, 380198250), (6, 316831875), (9, 211221250), (10, 190099125), (15, 126732750), (18, 105610625), (25, 76039650), (30, 63366375), (45, 42244250), (50, 38019825), (75, 25346550), (90, 21122125), (125, 15207930), (150, 12673275), (225, 8448850), (250, 7603965), (375, 5069310), (450, 4224425), (625, 3041586), (750, 2534655), (1125, 1689770), (1250, 1520793), (1875, 1013862), (2250, 844885), (3750, 506931), (5625, 337954), (11250, 168977)]