420121300

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{2297}}^1$

素因数の和:2401

約数の個数: 72

約数和(自身を含む): 957438720

約数和(自身を除く): 537317420

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 59, 62, 100, 118, 124, 155, 236, 295, 310, 590, 620, 775, 1180, 1475, 1550, 1829, 2297, 2950, 3100, 3658, 4594, 5900, 7316, 9145, 9188, 11485, 18290, 22970, 36580, 45725, 45940, 57425, 71207, 91450, 114850, 135523, 142414, 182900, 229700, 271046, 284828, 356035, 542092, 677615, 712070, 1355230, 1424140, 1780175, 2710460, 3388075, 3560350, 4201213, 6776150, 7120700, 8402426, 13552300, 16804852, 21006065, 42012130, 84024260, 105030325, 210060650, 420121300]

約数ペア:

[(1, 420121300), (2, 210060650), (4, 105030325), (5, 84024260), (10, 42012130), (20, 21006065), (25, 16804852), (31, 13552300), (50, 8402426), (59, 7120700), (62, 6776150), (100, 4201213), (118, 3560350), (124, 3388075), (155, 2710460), (236, 1780175), (295, 1424140), (310, 1355230), (590, 712070), (620, 677615), (775, 542092), (1180, 356035), (1475, 284828), (1550, 271046), (1829, 229700), (2297, 182900), (2950, 142414), (3100, 135523), (3658, 114850), (4594, 91450), (5900, 71207), (7316, 57425), (9145, 45940), (9188, 45725), (11485, 36580), (18290, 22970)]