76972240

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{15773}}^1$

素因数の和:15847

約数の個数: 40

約数和(自身を含む): 181905768

約数和(自身を除く): 104933528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 15773, 31546, 63092, 78865, 126184, 157730, 252368, 315460, 630920, 962153, 1261840, 1924306, 3848612, 4810765, 7697224, 9621530, 15394448, 19243060, 38486120, 76972240]

約数ペア:

[(1, 76972240), (2, 38486120), (4, 19243060), (5, 15394448), (8, 9621530), (10, 7697224), (16, 4810765), (20, 3848612), (40, 1924306), (61, 1261840), (80, 962153), (122, 630920), (244, 315460), (305, 252368), (488, 157730), (610, 126184), (976, 78865), (1220, 63092), (2440, 31546), (4880, 15773)]