71784800

素因数分解:

$2^5\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1471}}^1$

素因数の和:1552

約数の個数: 72

約数和(自身を含む): 178238592

約数和(自身を除く): 106453792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 61, 80, 100, 122, 160, 200, 244, 305, 400, 488, 610, 800, 976, 1220, 1471, 1525, 1952, 2440, 2942, 3050, 4880, 5884, 6100, 7355, 9760, 11768, 12200, 14710, 23536, 24400, 29420, 36775, 47072, 48800, 58840, 73550, 89731, 117680, 147100, 179462, 235360, 294200, 358924, 448655, 588400, 717848, 897310, 1176800, 1435696, 1794620, 2243275, 2871392, 3589240, 4486550, 7178480, 8973100, 14356960, 17946200, 35892400, 71784800]

約数ペア:

[(1, 71784800), (2, 35892400), (4, 17946200), (5, 14356960), (8, 8973100), (10, 7178480), (16, 4486550), (20, 3589240), (25, 2871392), (32, 2243275), (40, 1794620), (50, 1435696), (61, 1176800), (80, 897310), (100, 717848), (122, 588400), (160, 448655), (200, 358924), (244, 294200), (305, 235360), (400, 179462), (488, 147100), (610, 117680), (800, 89731), (976, 73550), (1220, 58840), (1471, 48800), (1525, 47072), (1952, 36775), (2440, 29420), (2942, 24400), (3050, 23536), (4880, 14710), (5884, 12200), (6100, 11768), (7355, 9760)]