80122500

素因数分解:

$2^2\times 3^3\times 5^4\times {\mathrm{1187}}^1$

素因数の和:1220

約数の個数: 120

約数和(自身を含む): 259791840

約数和(自身を除く): 179669340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 125, 135, 150, 180, 225, 250, 270, 300, 375, 450, 500, 540, 625, 675, 750, 900, 1125, 1187, 1250, 1350, 1500, 1875, 2250, 2374, 2500, 2700, 3375, 3561, 3750, 4500, 4748, 5625, 5935, 6750, 7122, 7500, 10683, 11250, 11870, 13500, 14244, 16875, 17805, 21366, 22500, 23740, 29675, 32049, 33750, 35610, 42732, 53415, 59350, 64098, 67500, 71220, 89025, 106830, 118700, 128196, 148375, 160245, 178050, 213660, 267075, 296750, 320490, 356100, 445125, 534150, 593500, 640980, 741875, 801225, 890250, 1068300, 1335375, 1483750, 1602450, 1780500, 2225625, 2670750, 2967500, 3204900, 4006125, 4451250, 5341500, 6676875, 8012250, 8902500, 13353750, 16024500, 20030625, 26707500, 40061250, 80122500]

約数ペア:

[(1, 80122500), (2, 40061250), (3, 26707500), (4, 20030625), (5, 16024500), (6, 13353750), (9, 8902500), (10, 8012250), (12, 6676875), (15, 5341500), (18, 4451250), (20, 4006125), (25, 3204900), (27, 2967500), (30, 2670750), (36, 2225625), (45, 1780500), (50, 1602450), (54, 1483750), (60, 1335375), (75, 1068300), (90, 890250), (100, 801225), (108, 741875), (125, 640980), (135, 593500), (150, 534150), (180, 445125), (225, 356100), (250, 320490), (270, 296750), (300, 267075), (375, 213660), (450, 178050), (500, 160245), (540, 148375), (625, 128196), (675, 118700), (750, 106830), (900, 89025), (1125, 71220), (1187, 67500), (1250, 64098), (1350, 59350), (1500, 53415), (1875, 42732), (2250, 35610), (2374, 33750), (2500, 32049), (2700, 29675), (3375, 23740), (3561, 22500), (3750, 21366), (4500, 17805), (4748, 16875), (5625, 14244), (5935, 13500), (6750, 11870), (7122, 11250), (7500, 10683)]