390226150

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1\times {\mathrm{1319}}^1$

素因数の和:1489

約数の個数: 48

約数和(自身を含む): 745889760

約数和(自身を除く): 355663610

約数列:

[1, 2, 5, 10, 25, 50, 61, 97, 122, 194, 305, 485, 610, 970, 1319, 1525, 2425, 2638, 3050, 4850, 5917, 6595, 11834, 13190, 29585, 32975, 59170, 65950, 80459, 127943, 147925, 160918, 255886, 295850, 402295, 639715, 804590, 1279430, 2011475, 3198575, 4022950, 6397150, 7804523, 15609046, 39022615, 78045230, 195113075, 390226150]

約数ペア:

[(1, 390226150), (2, 195113075), (5, 78045230), (10, 39022615), (25, 15609046), (50, 7804523), (61, 6397150), (97, 4022950), (122, 3198575), (194, 2011475), (305, 1279430), (485, 804590), (610, 639715), (970, 402295), (1319, 295850), (1525, 255886), (2425, 160918), (2638, 147925), (3050, 127943), (4850, 80459), (5917, 65950), (6595, 59170), (11834, 32975), (13190, 29585)]