129786400

素因数分解:

$2^5\times 5^2\times {\mathrm{53}}^1\times {\mathrm{3061}}^1$

素因数の和:3134

約数の個数: 72

約数和(自身を含む): 322924644

約数和(自身を除く): 193138244

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 80, 100, 106, 160, 200, 212, 265, 400, 424, 530, 800, 848, 1060, 1325, 1696, 2120, 2650, 3061, 4240, 5300, 6122, 8480, 10600, 12244, 15305, 21200, 24488, 30610, 42400, 48976, 61220, 76525, 97952, 122440, 153050, 162233, 244880, 306100, 324466, 489760, 612200, 648932, 811165, 1224400, 1297864, 1622330, 2448800, 2595728, 3244660, 4055825, 5191456, 6489320, 8111650, 12978640, 16223300, 25957280, 32446600, 64893200, 129786400]

約数ペア:

[(1, 129786400), (2, 64893200), (4, 32446600), (5, 25957280), (8, 16223300), (10, 12978640), (16, 8111650), (20, 6489320), (25, 5191456), (32, 4055825), (40, 3244660), (50, 2595728), (53, 2448800), (80, 1622330), (100, 1297864), (106, 1224400), (160, 811165), (200, 648932), (212, 612200), (265, 489760), (400, 324466), (424, 306100), (530, 244880), (800, 162233), (848, 153050), (1060, 122440), (1325, 97952), (1696, 76525), (2120, 61220), (2650, 48976), (3061, 42400), (4240, 30610), (5300, 24488), (6122, 21200), (8480, 15305), (10600, 12244)]