31538250

素因数分解:

$2^1\times 3^2\times 5^3\times {\mathrm{107}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 86733504

約数和(自身を除く): 55195254

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 107, 125, 131, 150, 214, 225, 250, 262, 321, 375, 393, 450, 535, 642, 655, 750, 786, 963, 1070, 1125, 1179, 1310, 1605, 1926, 1965, 2250, 2358, 2675, 3210, 3275, 3930, 4815, 5350, 5895, 6550, 8025, 9630, 9825, 11790, 13375, 14017, 16050, 16375, 19650, 24075, 26750, 28034, 29475, 32750, 40125, 42051, 48150, 49125, 58950, 70085, 80250, 84102, 98250, 120375, 126153, 140170, 147375, 210255, 240750, 252306, 294750, 350425, 420510, 630765, 700850, 1051275, 1261530, 1752125, 2102550, 3153825, 3504250, 5256375, 6307650, 10512750, 15769125, 31538250]

約数ペア:

[(1, 31538250), (2, 15769125), (3, 10512750), (5, 6307650), (6, 5256375), (9, 3504250), (10, 3153825), (15, 2102550), (18, 1752125), (25, 1261530), (30, 1051275), (45, 700850), (50, 630765), (75, 420510), (90, 350425), (107, 294750), (125, 252306), (131, 240750), (150, 210255), (214, 147375), (225, 140170), (250, 126153), (262, 120375), (321, 98250), (375, 84102), (393, 80250), (450, 70085), (535, 58950), (642, 49125), (655, 48150), (750, 42051), (786, 40125), (963, 32750), (1070, 29475), (1125, 28034), (1179, 26750), (1310, 24075), (1605, 19650), (1926, 16375), (1965, 16050), (2250, 14017), (2358, 13375), (2675, 11790), (3210, 9825), (3275, 9630), (3930, 8025), (4815, 6550), (5350, 5895)]