2019351900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{131}}^1\times {\mathrm{51383}}^1$

素因数の和:51531

約数の個数: 72

約数和(自身を含む): 5887373184

約数和(自身を除く): 3868021284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 131, 150, 262, 300, 393, 524, 655, 786, 1310, 1572, 1965, 2620, 3275, 3930, 6550, 7860, 9825, 13100, 19650, 39300, 51383, 102766, 154149, 205532, 256915, 308298, 513830, 616596, 770745, 1027660, 1284575, 1541490, 2569150, 3082980, 3853725, 5138300, 6731173, 7707450, 13462346, 15414900, 20193519, 26924692, 33655865, 40387038, 67311730, 80774076, 100967595, 134623460, 168279325, 201935190, 336558650, 403870380, 504837975, 673117300, 1009675950, 2019351900]

約数ペア:

[(1, 2019351900), (2, 1009675950), (3, 673117300), (4, 504837975), (5, 403870380), (6, 336558650), (10, 201935190), (12, 168279325), (15, 134623460), (20, 100967595), (25, 80774076), (30, 67311730), (50, 40387038), (60, 33655865), (75, 26924692), (100, 20193519), (131, 15414900), (150, 13462346), (262, 7707450), (300, 6731173), (393, 5138300), (524, 3853725), (655, 3082980), (786, 2569150), (1310, 1541490), (1572, 1284575), (1965, 1027660), (2620, 770745), (3275, 616596), (3930, 513830), (6550, 308298), (7860, 256915), (9825, 205532), (13100, 154149), (19650, 102766), (39300, 51383)]