62890000

素因数分解:

$2^4\times 5^4\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:378

約数の個数: 100

約数和(自身を含む): 160761040

約数和(自身を除く): 97871040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 331, 380, 400, 475, 500, 625, 662, 760, 950, 1000, 1250, 1324, 1520, 1655, 1900, 2000, 2375, 2500, 2648, 3310, 3800, 4750, 5000, 5296, 6289, 6620, 7600, 8275, 9500, 10000, 11875, 12578, 13240, 16550, 19000, 23750, 25156, 26480, 31445, 33100, 38000, 41375, 47500, 50312, 62890, 66200, 82750, 95000, 100624, 125780, 132400, 157225, 165500, 190000, 206875, 251560, 314450, 331000, 413750, 503120, 628900, 662000, 786125, 827500, 1257800, 1572250, 1655000, 2515600, 3144500, 3310000, 3930625, 6289000, 7861250, 12578000, 15722500, 31445000, 62890000]

約数ペア:

[(1, 62890000), (2, 31445000), (4, 15722500), (5, 12578000), (8, 7861250), (10, 6289000), (16, 3930625), (19, 3310000), (20, 3144500), (25, 2515600), (38, 1655000), (40, 1572250), (50, 1257800), (76, 827500), (80, 786125), (95, 662000), (100, 628900), (125, 503120), (152, 413750), (190, 331000), (200, 314450), (250, 251560), (304, 206875), (331, 190000), (380, 165500), (400, 157225), (475, 132400), (500, 125780), (625, 100624), (662, 95000), (760, 82750), (950, 66200), (1000, 62890), (1250, 50312), (1324, 47500), (1520, 41375), (1655, 38000), (1900, 33100), (2000, 31445), (2375, 26480), (2500, 25156), (2648, 23750), (3310, 19000), (3800, 16550), (4750, 13240), (5000, 12578), (5296, 11875), (6289, 10000), (6620, 9500), (7600, 8275)]