52987500

素因数分解:

$2^2\times 3^3\times 5^5\times {\mathrm{157}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 172801440

約数和(自身を除く): 119813940

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, 157, 180, 225, 250, 270, 300, 314, 375, 450, 471, 500, 540, 625, 628, 675, 750, 785, 900, 942, 1125, 1250, 1350, 1413, 1500, 1570, 1875, 1884, 2250, 2355, 2500, 2700, 2826, 3125, 3140, 3375, 3750, 3925, 4239, 4500, 4710, 5625, 5652, 6250, 6750, 7065, 7500, 7850, 8478, 9375, 9420, 11250, 11775, 12500, 13500, 14130, 15700, 16875, 16956, 18750, 19625, 21195, 22500, 23550, 28125, 28260, 33750, 35325, 37500, 39250, 42390, 47100, 56250, 58875, 67500, 70650, 78500, 84375, 84780, 98125, 105975, 112500, 117750, 141300, 168750, 176625, 196250, 211950, 235500, 294375, 337500, 353250, 392500, 423900, 490625, 529875, 588750, 706500, 883125, 981250, 1059750, 1177500, 1471875, 1766250, 1962500, 2119500, 2649375, 2943750, 3532500, 4415625, 5298750, 5887500, 8831250, 10597500, 13246875, 17662500, 26493750, 52987500]

約数ペア:

[(1, 52987500), (2, 26493750), (3, 17662500), (4, 13246875), (5, 10597500), (6, 8831250), (9, 5887500), (10, 5298750), (12, 4415625), (15, 3532500), (18, 2943750), (20, 2649375), (25, 2119500), (27, 1962500), (30, 1766250), (36, 1471875), (45, 1177500), (50, 1059750), (54, 981250), (60, 883125), (75, 706500), (90, 588750), (100, 529875), (108, 490625), (125, 423900), (135, 392500), (150, 353250), (157, 337500), (180, 294375), (225, 235500), (250, 211950), (270, 196250), (300, 176625), (314, 168750), (375, 141300), (450, 117750), (471, 112500), (500, 105975), (540, 98125), (625, 84780), (628, 84375), (675, 78500), (750, 70650), (785, 67500), (900, 58875), (942, 56250), (1125, 47100), (1250, 42390), (1350, 39250), (1413, 37500), (1500, 35325), (1570, 33750), (1875, 28260), (1884, 28125), (2250, 23550), (2355, 22500), (2500, 21195), (2700, 19625), (2826, 18750), (3125, 16956), (3140, 16875), (3375, 15700), (3750, 14130), (3925, 13500), (4239, 12500), (4500, 11775), (4710, 11250), (5625, 9420), (5652, 9375), (6250, 8478), (6750, 7850), (7065, 7500)]