90824500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 96

約数和(自身を含む): 217395360

約数和(自身を除く): 126570860

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 89, 100, 125, 130, 157, 178, 250, 260, 314, 325, 356, 445, 500, 628, 650, 785, 890, 1157, 1300, 1570, 1625, 1780, 2041, 2225, 2314, 3140, 3250, 3925, 4082, 4450, 4628, 5785, 6500, 7850, 8164, 8900, 10205, 11125, 11570, 13973, 15700, 19625, 20410, 22250, 23140, 27946, 28925, 39250, 40820, 44500, 51025, 55892, 57850, 69865, 78500, 102050, 115700, 139730, 144625, 181649, 204100, 255125, 279460, 289250, 349325, 363298, 510250, 578500, 698650, 726596, 908245, 1020500, 1397300, 1746625, 1816490, 3493250, 3632980, 4541225, 6986500, 9082450, 18164900, 22706125, 45412250, 90824500]

約数ペア:

[(1, 90824500), (2, 45412250), (4, 22706125), (5, 18164900), (10, 9082450), (13, 6986500), (20, 4541225), (25, 3632980), (26, 3493250), (50, 1816490), (52, 1746625), (65, 1397300), (89, 1020500), (100, 908245), (125, 726596), (130, 698650), (157, 578500), (178, 510250), (250, 363298), (260, 349325), (314, 289250), (325, 279460), (356, 255125), (445, 204100), (500, 181649), (628, 144625), (650, 139730), (785, 115700), (890, 102050), (1157, 78500), (1300, 69865), (1570, 57850), (1625, 55892), (1780, 51025), (2041, 44500), (2225, 40820), (2314, 39250), (3140, 28925), (3250, 27946), (3925, 23140), (4082, 22250), (4450, 20410), (4628, 19625), (5785, 15700), (6500, 13973), (7850, 11570), (8164, 11125), (8900, 10205)]