7897500

素因数分解:

$2^2\times 3^5\times 5^4\times {\mathrm{13}}^1$

素因数の和:52

約数の個数: 180

約数和(自身を含む): 27859832

約数和(自身を除く): 19962332

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 27, 30, 36, 39, 45, 50, 52, 54, 60, 65, 75, 78, 81, 90, 100, 108, 117, 125, 130, 135, 150, 156, 162, 180, 195, 225, 234, 243, 250, 260, 270, 300, 324, 325, 351, 375, 390, 405, 450, 468, 486, 500, 540, 585, 625, 650, 675, 702, 750, 780, 810, 900, 972, 975, 1053, 1125, 1170, 1215, 1250, 1300, 1350, 1404, 1500, 1620, 1625, 1755, 1875, 1950, 2025, 2106, 2250, 2340, 2430, 2500, 2700, 2925, 3159, 3250, 3375, 3510, 3750, 3900, 4050, 4212, 4500, 4860, 4875, 5265, 5625, 5850, 6075, 6318, 6500, 6750, 7020, 7500, 8100, 8125, 8775, 9750, 10125, 10530, 11250, 11700, 12150, 12636, 13500, 14625, 15795, 16250, 16875, 17550, 19500, 20250, 21060, 22500, 24300, 24375, 26325, 29250, 30375, 31590, 32500, 33750, 35100, 40500, 43875, 48750, 50625, 52650, 58500, 60750, 63180, 67500, 73125, 78975, 87750, 97500, 101250, 105300, 121500, 131625, 146250, 151875, 157950, 175500, 202500, 219375, 263250, 292500, 303750, 315900, 394875, 438750, 526500, 607500, 658125, 789750, 877500, 1316250, 1579500, 1974375, 2632500, 3948750, 7897500]

約数ペア:

[(1, 7897500), (2, 3948750), (3, 2632500), (4, 1974375), (5, 1579500), (6, 1316250), (9, 877500), (10, 789750), (12, 658125), (13, 607500), (15, 526500), (18, 438750), (20, 394875), (25, 315900), (26, 303750), (27, 292500), (30, 263250), (36, 219375), (39, 202500), (45, 175500), (50, 157950), (52, 151875), (54, 146250), (60, 131625), (65, 121500), (75, 105300), (78, 101250), (81, 97500), (90, 87750), (100, 78975), (108, 73125), (117, 67500), (125, 63180), (130, 60750), (135, 58500), (150, 52650), (156, 50625), (162, 48750), (180, 43875), (195, 40500), (225, 35100), (234, 33750), (243, 32500), (250, 31590), (260, 30375), (270, 29250), (300, 26325), (324, 24375), (325, 24300), (351, 22500), (375, 21060), (390, 20250), (405, 19500), (450, 17550), (468, 16875), (486, 16250), (500, 15795), (540, 14625), (585, 13500), (625, 12636), (650, 12150), (675, 11700), (702, 11250), (750, 10530), (780, 10125), (810, 9750), (900, 8775), (972, 8125), (975, 8100), (1053, 7500), (1125, 7020), (1170, 6750), (1215, 6500), (1250, 6318), (1300, 6075), (1350, 5850), (1404, 5625), (1500, 5265), (1620, 4875), (1625, 4860), (1755, 4500), (1875, 4212), (1950, 4050), (2025, 3900), (2106, 3750), (2250, 3510), (2340, 3375), (2430, 3250), (2500, 3159), (2700, 2925)]