81209850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31847}}^1$

素因数の和:31879

約数の個数: 48

約数和(自身を含む): 213254208

約数和(自身を除く): 132044358

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 31847, 63694, 95541, 159235, 191082, 318470, 477705, 541399, 796175, 955410, 1082798, 1592350, 1624197, 2388525, 2706995, 3248394, 4777050, 5413990, 8120985, 13534975, 16241970, 27069950, 40604925, 81209850]

約数ペア:

[(1, 81209850), (2, 40604925), (3, 27069950), (5, 16241970), (6, 13534975), (10, 8120985), (15, 5413990), (17, 4777050), (25, 3248394), (30, 2706995), (34, 2388525), (50, 1624197), (51, 1592350), (75, 1082798), (85, 955410), (102, 796175), (150, 541399), (170, 477705), (255, 318470), (425, 191082), (510, 159235), (850, 95541), (1275, 63694), (2550, 31847)]