855469300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{491}}^1$

素因数の和:662

約数の個数: 144

約数和(自身を含む): 2254855680

約数和(自身を除く): 1399386380

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 131, 133, 140, 175, 190, 262, 266, 350, 380, 475, 491, 524, 532, 655, 665, 700, 917, 950, 982, 1310, 1330, 1834, 1900, 1964, 2455, 2489, 2620, 2660, 3275, 3325, 3437, 3668, 4585, 4910, 4978, 6550, 6650, 6874, 9170, 9329, 9820, 9956, 12275, 12445, 13100, 13300, 13748, 17185, 17423, 18340, 18658, 22925, 24550, 24890, 34370, 34846, 37316, 45850, 46645, 49100, 49780, 62225, 64321, 65303, 68740, 69692, 85925, 87115, 91700, 93290, 124450, 128642, 130606, 171850, 174230, 186580, 233225, 248900, 257284, 261212, 321605, 326515, 343700, 348460, 435575, 450247, 466450, 643210, 653030, 871150, 900494, 932900, 1222099, 1286420, 1306060, 1608025, 1632575, 1742300, 1800988, 2251235, 2444198, 3216050, 3265150, 4502470, 4888396, 6110495, 6432100, 6530300, 8554693, 9004940, 11256175, 12220990, 17109386, 22512350, 24441980, 30552475, 34218772, 42773465, 45024700, 61104950, 85546930, 122209900, 171093860, 213867325, 427734650, 855469300]

約数ペア:

[(1, 855469300), (2, 427734650), (4, 213867325), (5, 171093860), (7, 122209900), (10, 85546930), (14, 61104950), (19, 45024700), (20, 42773465), (25, 34218772), (28, 30552475), (35, 24441980), (38, 22512350), (50, 17109386), (70, 12220990), (76, 11256175), (95, 9004940), (100, 8554693), (131, 6530300), (133, 6432100), (140, 6110495), (175, 4888396), (190, 4502470), (262, 3265150), (266, 3216050), (350, 2444198), (380, 2251235), (475, 1800988), (491, 1742300), (524, 1632575), (532, 1608025), (655, 1306060), (665, 1286420), (700, 1222099), (917, 932900), (950, 900494), (982, 871150), (1310, 653030), (1330, 643210), (1834, 466450), (1900, 450247), (1964, 435575), (2455, 348460), (2489, 343700), (2620, 326515), (2660, 321605), (3275, 261212), (3325, 257284), (3437, 248900), (3668, 233225), (4585, 186580), (4910, 174230), (4978, 171850), (6550, 130606), (6650, 128642), (6874, 124450), (9170, 93290), (9329, 91700), (9820, 87115), (9956, 85925), (12275, 69692), (12445, 68740), (13100, 65303), (13300, 64321), (13748, 62225), (17185, 49780), (17423, 49100), (18340, 46645), (18658, 45850), (22925, 37316), (24550, 34846), (24890, 34370)]