98789500

素因数分解:

$2^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:200

約数の個数: 96

約数和(自身を含む): 227485440

約数和(自身を除く): 128695940

約数列:

[1, 2, 4, 5, 10, 20, 25, 41, 50, 61, 79, 82, 100, 122, 125, 158, 164, 205, 244, 250, 305, 316, 395, 410, 500, 610, 790, 820, 1025, 1220, 1525, 1580, 1975, 2050, 2501, 3050, 3239, 3950, 4100, 4819, 5002, 5125, 6100, 6478, 7625, 7900, 9638, 9875, 10004, 10250, 12505, 12956, 15250, 16195, 19276, 19750, 20500, 24095, 25010, 30500, 32390, 39500, 48190, 50020, 62525, 64780, 80975, 96380, 120475, 125050, 161950, 197579, 240950, 250100, 312625, 323900, 395158, 404875, 481900, 602375, 625250, 790316, 809750, 987895, 1204750, 1250500, 1619500, 1975790, 2409500, 3951580, 4939475, 9878950, 19757900, 24697375, 49394750, 98789500]

約数ペア:

[(1, 98789500), (2, 49394750), (4, 24697375), (5, 19757900), (10, 9878950), (20, 4939475), (25, 3951580), (41, 2409500), (50, 1975790), (61, 1619500), (79, 1250500), (82, 1204750), (100, 987895), (122, 809750), (125, 790316), (158, 625250), (164, 602375), (205, 481900), (244, 404875), (250, 395158), (305, 323900), (316, 312625), (395, 250100), (410, 240950), (500, 197579), (610, 161950), (790, 125050), (820, 120475), (1025, 96380), (1220, 80975), (1525, 64780), (1580, 62525), (1975, 50020), (2050, 48190), (2501, 39500), (3050, 32390), (3239, 30500), (3950, 25010), (4100, 24095), (4819, 20500), (5002, 19750), (5125, 19276), (6100, 16195), (6478, 15250), (7625, 12956), (7900, 12505), (9638, 10250), (9875, 10004)]