12702955600

素因数分解:

$2^4\times 5^2\times {\mathrm{491}}^1\times {\mathrm{64679}}^1$

素因数の和:65188

約数の個数: 60

約数和(自身を含む): 30581480160

約数和(自身を除く): 17878524560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 491, 982, 1964, 2455, 3928, 4910, 7856, 9820, 12275, 19640, 24550, 39280, 49100, 64679, 98200, 129358, 196400, 258716, 323395, 517432, 646790, 1034864, 1293580, 1616975, 2587160, 3233950, 5174320, 6467900, 12935800, 25871600, 31757389, 63514778, 127029556, 158786945, 254059112, 317573890, 508118224, 635147780, 793934725, 1270295560, 1587869450, 2540591120, 3175738900, 6351477800, 12702955600]

約数ペア:

[(1, 12702955600), (2, 6351477800), (4, 3175738900), (5, 2540591120), (8, 1587869450), (10, 1270295560), (16, 793934725), (20, 635147780), (25, 508118224), (40, 317573890), (50, 254059112), (80, 158786945), (100, 127029556), (200, 63514778), (400, 31757389), (491, 25871600), (982, 12935800), (1964, 6467900), (2455, 5174320), (3928, 3233950), (4910, 2587160), (7856, 1616975), (9820, 1293580), (12275, 1034864), (19640, 646790), (24550, 517432), (39280, 323395), (49100, 258716), (64679, 196400), (98200, 129358)]