31369500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{6971}}^1$

素因数の和:6996

約数の個数: 72

約数和(自身を含む): 98974512

約数和(自身を除く): 67605012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 750, 900, 1125, 1500, 2250, 4500, 6971, 13942, 20913, 27884, 34855, 41826, 62739, 69710, 83652, 104565, 125478, 139420, 174275, 209130, 250956, 313695, 348550, 418260, 522825, 627390, 697100, 871375, 1045650, 1254780, 1568475, 1742750, 2091300, 2614125, 3136950, 3485500, 5228250, 6273900, 7842375, 10456500, 15684750, 31369500]

約数ペア:

[(1, 31369500), (2, 15684750), (3, 10456500), (4, 7842375), (5, 6273900), (6, 5228250), (9, 3485500), (10, 3136950), (12, 2614125), (15, 2091300), (18, 1742750), (20, 1568475), (25, 1254780), (30, 1045650), (36, 871375), (45, 697100), (50, 627390), (60, 522825), (75, 418260), (90, 348550), (100, 313695), (125, 250956), (150, 209130), (180, 174275), (225, 139420), (250, 125478), (300, 104565), (375, 83652), (450, 69710), (500, 62739), (750, 41826), (900, 34855), (1125, 27884), (1500, 20913), (2250, 13942), (4500, 6971)]