73043840

素因数分解:

$2^7\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1871}}^1$

素因数の和:1951

約数の個数: 64

約数和(自身を含む): 177577920

約数和(自身を除く): 104534080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 305, 320, 488, 610, 640, 976, 1220, 1871, 1952, 2440, 3742, 3904, 4880, 7484, 7808, 9355, 9760, 14968, 18710, 19520, 29936, 37420, 39040, 59872, 74840, 114131, 119744, 149680, 228262, 239488, 299360, 456524, 570655, 598720, 913048, 1141310, 1197440, 1826096, 2282620, 3652192, 4565240, 7304384, 9130480, 14608768, 18260960, 36521920, 73043840]

約数ペア:

[(1, 73043840), (2, 36521920), (4, 18260960), (5, 14608768), (8, 9130480), (10, 7304384), (16, 4565240), (20, 3652192), (32, 2282620), (40, 1826096), (61, 1197440), (64, 1141310), (80, 913048), (122, 598720), (128, 570655), (160, 456524), (244, 299360), (305, 239488), (320, 228262), (488, 149680), (610, 119744), (640, 114131), (976, 74840), (1220, 59872), (1871, 39040), (1952, 37420), (2440, 29936), (3742, 19520), (3904, 18710), (4880, 14968), (7484, 9760), (7808, 9355)]