51569800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 129679200

約数和(自身を除く): 78109400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 41, 50, 76, 82, 95, 100, 152, 164, 190, 200, 205, 328, 331, 380, 410, 475, 662, 760, 779, 820, 950, 1025, 1324, 1558, 1640, 1655, 1900, 2050, 2648, 3116, 3310, 3800, 3895, 4100, 6232, 6289, 6620, 7790, 8200, 8275, 12578, 13240, 13571, 15580, 16550, 19475, 25156, 27142, 31160, 31445, 33100, 38950, 50312, 54284, 62890, 66200, 67855, 77900, 108568, 125780, 135710, 155800, 157225, 251560, 257849, 271420, 314450, 339275, 515698, 542840, 628900, 678550, 1031396, 1257800, 1289245, 1357100, 2062792, 2578490, 2714200, 5156980, 6446225, 10313960, 12892450, 25784900, 51569800]

約数ペア:

[(1, 51569800), (2, 25784900), (4, 12892450), (5, 10313960), (8, 6446225), (10, 5156980), (19, 2714200), (20, 2578490), (25, 2062792), (38, 1357100), (40, 1289245), (41, 1257800), (50, 1031396), (76, 678550), (82, 628900), (95, 542840), (100, 515698), (152, 339275), (164, 314450), (190, 271420), (200, 257849), (205, 251560), (328, 157225), (331, 155800), (380, 135710), (410, 125780), (475, 108568), (662, 77900), (760, 67855), (779, 66200), (820, 62890), (950, 54284), (1025, 50312), (1324, 38950), (1558, 33100), (1640, 31445), (1655, 31160), (1900, 27142), (2050, 25156), (2648, 19475), (3116, 16550), (3310, 15580), (3800, 13571), (3895, 13240), (4100, 12578), (6232, 8275), (6289, 8200), (6620, 7790)]