71925680

素因数分解:

$2^4\times 5^1\times {\mathrm{211}}^1\times {\mathrm{4261}}^1$

素因数の和:4485

約数の個数: 40

約数和(自身を含む): 168059184

約数和(自身を除く): 96133504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 211, 422, 844, 1055, 1688, 2110, 3376, 4220, 4261, 8440, 8522, 16880, 17044, 21305, 34088, 42610, 68176, 85220, 170440, 340880, 899071, 1798142, 3596284, 4495355, 7192568, 8990710, 14385136, 17981420, 35962840, 71925680]

約数ペア:

[(1, 71925680), (2, 35962840), (4, 17981420), (5, 14385136), (8, 8990710), (10, 7192568), (16, 4495355), (20, 3596284), (40, 1798142), (80, 899071), (211, 340880), (422, 170440), (844, 85220), (1055, 68176), (1688, 42610), (2110, 34088), (3376, 21305), (4220, 17044), (4261, 16880), (8440, 8522)]