90202880

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3709}}^1$

素因数の和:3749

約数の個数: 72

約数和(自身を含む): 227497200

約数和(自身を除く): 137294320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 3709, 4864, 6080, 7418, 12160, 14836, 18545, 24320, 29672, 37090, 59344, 70471, 74180, 118688, 140942, 148360, 237376, 281884, 296720, 352355, 474752, 563768, 593440, 704710, 949504, 1127536, 1186880, 1409420, 2255072, 2373760, 2818840, 4510144, 4747520, 5637680, 9020288, 11275360, 18040576, 22550720, 45101440, 90202880]

約数ペア:

[(1, 90202880), (2, 45101440), (4, 22550720), (5, 18040576), (8, 11275360), (10, 9020288), (16, 5637680), (19, 4747520), (20, 4510144), (32, 2818840), (38, 2373760), (40, 2255072), (64, 1409420), (76, 1186880), (80, 1127536), (95, 949504), (128, 704710), (152, 593440), (160, 563768), (190, 474752), (256, 352355), (304, 296720), (320, 281884), (380, 237376), (608, 148360), (640, 140942), (760, 118688), (1216, 74180), (1280, 70471), (1520, 59344), (2432, 37090), (3040, 29672), (3709, 24320), (4864, 18545), (6080, 14836), (7418, 12160)]