78663895600

素因数分解:

$2^4\times 5^2\times {\mathrm{41}}^1\times {\mathrm{491}}^1\times {\mathrm{9769}}^1$

素因数の和:10319

約数の個数: 120

約数和(自身を含む): 194013676080

約数和(自身を除く): 115349780480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 80, 82, 100, 164, 200, 205, 328, 400, 410, 491, 656, 820, 982, 1025, 1640, 1964, 2050, 2455, 3280, 3928, 4100, 4910, 7856, 8200, 9769, 9820, 12275, 16400, 19538, 19640, 20131, 24550, 39076, 39280, 40262, 48845, 49100, 78152, 80524, 97690, 98200, 100655, 156304, 161048, 195380, 196400, 201310, 244225, 322096, 390760, 400529, 402620, 488450, 503275, 781520, 801058, 805240, 976900, 1006550, 1602116, 1610480, 1953800, 2002645, 2013100, 3204232, 3907600, 4005290, 4026200, 4796579, 6408464, 8010580, 8052400, 9593158, 10013225, 16021160, 19186316, 20026450, 23982895, 32042320, 38372632, 40052900, 47965790, 76745264, 80105800, 95931580, 119914475, 160211600, 191863160, 196659739, 239828950, 383726320, 393319478, 479657900, 786638956, 959315800, 983298695, 1573277912, 1918631600, 1966597390, 3146555824, 3933194780, 4916493475, 7866389560, 9832986950, 15732779120, 19665973900, 39331947800, 78663895600]

約数ペア:

[(1, 78663895600), (2, 39331947800), (4, 19665973900), (5, 15732779120), (8, 9832986950), (10, 7866389560), (16, 4916493475), (20, 3933194780), (25, 3146555824), (40, 1966597390), (41, 1918631600), (50, 1573277912), (80, 983298695), (82, 959315800), (100, 786638956), (164, 479657900), (200, 393319478), (205, 383726320), (328, 239828950), (400, 196659739), (410, 191863160), (491, 160211600), (656, 119914475), (820, 95931580), (982, 80105800), (1025, 76745264), (1640, 47965790), (1964, 40052900), (2050, 38372632), (2455, 32042320), (3280, 23982895), (3928, 20026450), (4100, 19186316), (4910, 16021160), (7856, 10013225), (8200, 9593158), (9769, 8052400), (9820, 8010580), (12275, 6408464), (16400, 4796579), (19538, 4026200), (19640, 4005290), (20131, 3907600), (24550, 3204232), (39076, 2013100), (39280, 2002645), (40262, 1953800), (48845, 1610480), (49100, 1602116), (78152, 1006550), (80524, 976900), (97690, 805240), (98200, 801058), (100655, 781520), (156304, 503275), (161048, 488450), (195380, 402620), (196400, 400529), (201310, 390760), (244225, 322096)]