64767200

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{4261}}^1$

素因数の和:4300

約数の個数: 72

約数和(自身を含む): 166473720

約数和(自身を除く): 101706520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 608, 760, 800, 950, 1520, 1900, 3040, 3800, 4261, 7600, 8522, 15200, 17044, 21305, 34088, 42610, 68176, 80959, 85220, 106525, 136352, 161918, 170440, 213050, 323836, 340880, 404795, 426100, 647672, 681760, 809590, 852200, 1295344, 1619180, 1704400, 2023975, 2590688, 3238360, 3408800, 4047950, 6476720, 8095900, 12953440, 16191800, 32383600, 64767200]

約数ペア:

[(1, 64767200), (2, 32383600), (4, 16191800), (5, 12953440), (8, 8095900), (10, 6476720), (16, 4047950), (19, 3408800), (20, 3238360), (25, 2590688), (32, 2023975), (38, 1704400), (40, 1619180), (50, 1295344), (76, 852200), (80, 809590), (95, 681760), (100, 647672), (152, 426100), (160, 404795), (190, 340880), (200, 323836), (304, 213050), (380, 170440), (400, 161918), (475, 136352), (608, 106525), (760, 85220), (800, 80959), (950, 68176), (1520, 42610), (1900, 34088), (3040, 21305), (3800, 17044), (4261, 15200), (7600, 8522)]