148865900

素因数分解:

$2^2\times 5^2\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:363

約数の個数: 72

約数和(自身を含む): 331749600

約数和(自身を除く): 182883700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 97, 100, 103, 149, 194, 206, 298, 388, 412, 485, 515, 596, 745, 970, 1030, 1490, 1940, 2060, 2425, 2575, 2980, 3725, 4850, 5150, 7450, 9700, 9991, 10300, 14453, 14900, 15347, 19982, 28906, 30694, 39964, 49955, 57812, 61388, 72265, 76735, 99910, 144530, 153470, 199820, 249775, 289060, 306940, 361325, 383675, 499550, 722650, 767350, 999100, 1445300, 1488659, 1534700, 2977318, 5954636, 7443295, 14886590, 29773180, 37216475, 74432950, 148865900]

約数ペア:

[(1, 148865900), (2, 74432950), (4, 37216475), (5, 29773180), (10, 14886590), (20, 7443295), (25, 5954636), (50, 2977318), (97, 1534700), (100, 1488659), (103, 1445300), (149, 999100), (194, 767350), (206, 722650), (298, 499550), (388, 383675), (412, 361325), (485, 306940), (515, 289060), (596, 249775), (745, 199820), (970, 153470), (1030, 144530), (1490, 99910), (1940, 76735), (2060, 72265), (2425, 61388), (2575, 57812), (2980, 49955), (3725, 39964), (4850, 30694), (5150, 28906), (7450, 19982), (9700, 15347), (9991, 14900), (10300, 14453)]