1528103680

素因数分解:

$2^8\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19571}}^1$

素因数の和:19653

約数の個数: 72

約数和(自身を含む): 3720480624

約数和(自身を除く): 2192376944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 610, 640, 976, 1220, 1280, 1952, 2440, 3904, 4880, 7808, 9760, 15616, 19520, 19571, 39040, 39142, 78080, 78284, 97855, 156568, 195710, 313136, 391420, 626272, 782840, 1193831, 1252544, 1565680, 2387662, 2505088, 3131360, 4775324, 5010176, 5969155, 6262720, 9550648, 11938310, 12525440, 19101296, 23876620, 25050880, 38202592, 47753240, 76405184, 95506480, 152810368, 191012960, 305620736, 382025920, 764051840, 1528103680]

約数ペア:

[(1, 1528103680), (2, 764051840), (4, 382025920), (5, 305620736), (8, 191012960), (10, 152810368), (16, 95506480), (20, 76405184), (32, 47753240), (40, 38202592), (61, 25050880), (64, 23876620), (80, 19101296), (122, 12525440), (128, 11938310), (160, 9550648), (244, 6262720), (256, 5969155), (305, 5010176), (320, 4775324), (488, 3131360), (610, 2505088), (640, 2387662), (976, 1565680), (1220, 1252544), (1280, 1193831), (1952, 782840), (2440, 626272), (3904, 391420), (4880, 313136), (7808, 195710), (9760, 156568), (15616, 97855), (19520, 78284), (19571, 78080), (39040, 39142)]