51239700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{197}}^1$

素因数の和:251

約数の個数: 162

約数和(自身を含む): 171477306

約数和(自身を除く): 120237606

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 30, 34, 36, 45, 50, 51, 60, 68, 75, 85, 90, 100, 102, 150, 153, 170, 180, 197, 204, 225, 255, 289, 300, 306, 340, 394, 425, 450, 510, 578, 591, 612, 765, 788, 850, 867, 900, 985, 1020, 1156, 1182, 1275, 1445, 1530, 1700, 1734, 1773, 1970, 2364, 2550, 2601, 2890, 2955, 3060, 3349, 3468, 3546, 3825, 3940, 4335, 4925, 5100, 5202, 5780, 5910, 6698, 7092, 7225, 7650, 8670, 8865, 9850, 10047, 10404, 11820, 13005, 13396, 14450, 14775, 15300, 16745, 17340, 17730, 19700, 20094, 21675, 26010, 28900, 29550, 30141, 33490, 35460, 40188, 43350, 44325, 50235, 52020, 56933, 59100, 60282, 65025, 66980, 83725, 86700, 88650, 100470, 113866, 120564, 130050, 150705, 167450, 170799, 177300, 200940, 227732, 251175, 260100, 284665, 301410, 334900, 341598, 502350, 512397, 569330, 602820, 683196, 753525, 853995, 1004700, 1024794, 1138660, 1423325, 1507050, 1707990, 2049588, 2561985, 2846650, 3014100, 3415980, 4269975, 5123970, 5693300, 8539950, 10247940, 12809925, 17079900, 25619850, 51239700]

約数ペア:

[(1, 51239700), (2, 25619850), (3, 17079900), (4, 12809925), (5, 10247940), (6, 8539950), (9, 5693300), (10, 5123970), (12, 4269975), (15, 3415980), (17, 3014100), (18, 2846650), (20, 2561985), (25, 2049588), (30, 1707990), (34, 1507050), (36, 1423325), (45, 1138660), (50, 1024794), (51, 1004700), (60, 853995), (68, 753525), (75, 683196), (85, 602820), (90, 569330), (100, 512397), (102, 502350), (150, 341598), (153, 334900), (170, 301410), (180, 284665), (197, 260100), (204, 251175), (225, 227732), (255, 200940), (289, 177300), (300, 170799), (306, 167450), (340, 150705), (394, 130050), (425, 120564), (450, 113866), (510, 100470), (578, 88650), (591, 86700), (612, 83725), (765, 66980), (788, 65025), (850, 60282), (867, 59100), (900, 56933), (985, 52020), (1020, 50235), (1156, 44325), (1182, 43350), (1275, 40188), (1445, 35460), (1530, 33490), (1700, 30141), (1734, 29550), (1773, 28900), (1970, 26010), (2364, 21675), (2550, 20094), (2601, 19700), (2890, 17730), (2955, 17340), (3060, 16745), (3349, 15300), (3468, 14775), (3546, 14450), (3825, 13396), (3940, 13005), (4335, 11820), (4925, 10404), (5100, 10047), (5202, 9850), (5780, 8865), (5910, 8670), (6698, 7650), (7092, 7225)]