82881300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{431}}^1\times {\mathrm{641}}^1$

素因数の和:1089

約数の個数: 72

約数和(自身を含む): 240734592

約数和(自身を除く): 157853292

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 431, 641, 862, 1282, 1293, 1724, 1923, 2155, 2564, 2586, 3205, 3846, 4310, 5172, 6410, 6465, 7692, 8620, 9615, 10775, 12820, 12930, 16025, 19230, 21550, 25860, 32050, 32325, 38460, 43100, 48075, 64100, 64650, 96150, 129300, 192300, 276271, 552542, 828813, 1105084, 1381355, 1657626, 2762710, 3315252, 4144065, 5525420, 6906775, 8288130, 13813550, 16576260, 20720325, 27627100, 41440650, 82881300]

約数ペア:

[(1, 82881300), (2, 41440650), (3, 27627100), (4, 20720325), (5, 16576260), (6, 13813550), (10, 8288130), (12, 6906775), (15, 5525420), (20, 4144065), (25, 3315252), (30, 2762710), (50, 1657626), (60, 1381355), (75, 1105084), (100, 828813), (150, 552542), (300, 276271), (431, 192300), (641, 129300), (862, 96150), (1282, 64650), (1293, 64100), (1724, 48075), (1923, 43100), (2155, 38460), (2564, 32325), (2586, 32050), (3205, 25860), (3846, 21550), (4310, 19230), (5172, 16025), (6410, 12930), (6465, 12820), (7692, 10775), (8620, 9615)]