4005280750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 8432760960

約数和(自身を除く): 4427480210

約数列:

[1, 2, 5, 10, 17, 19, 25, 34, 38, 50, 85, 95, 125, 170, 190, 193, 250, 257, 323, 386, 425, 475, 514, 646, 850, 950, 965, 1285, 1615, 1930, 2125, 2375, 2570, 3230, 3281, 3667, 4250, 4369, 4750, 4825, 4883, 6425, 6562, 7334, 8075, 8738, 9650, 9766, 12850, 16150, 16405, 18335, 21845, 24125, 24415, 32125, 32810, 36670, 40375, 43690, 48250, 48830, 49601, 62339, 64250, 80750, 82025, 83011, 91675, 99202, 109225, 122075, 124678, 164050, 166022, 183350, 218450, 244150, 248005, 311695, 410125, 415055, 458375, 496010, 546125, 610375, 623390, 820250, 830110, 843217, 916750, 942419, 1092250, 1220750, 1240025, 1558475, 1686434, 1884838, 2075275, 2480050, 3116950, 4150550, 4216085, 4712095, 6200125, 7792375, 8432170, 9424190, 10376375, 12400250, 15584750, 16021123, 20752750, 21080425, 23560475, 32042246, 42160850, 47120950, 80105615, 105402125, 117802375, 160211230, 210804250, 235604750, 400528075, 801056150, 2002640375, 4005280750]

約数ペア:

[(1, 4005280750), (2, 2002640375), (5, 801056150), (10, 400528075), (17, 235604750), (19, 210804250), (25, 160211230), (34, 117802375), (38, 105402125), (50, 80105615), (85, 47120950), (95, 42160850), (125, 32042246), (170, 23560475), (190, 21080425), (193, 20752750), (250, 16021123), (257, 15584750), (323, 12400250), (386, 10376375), (425, 9424190), (475, 8432170), (514, 7792375), (646, 6200125), (850, 4712095), (950, 4216085), (965, 4150550), (1285, 3116950), (1615, 2480050), (1930, 2075275), (2125, 1884838), (2375, 1686434), (2570, 1558475), (3230, 1240025), (3281, 1220750), (3667, 1092250), (4250, 942419), (4369, 916750), (4750, 843217), (4825, 830110), (4883, 820250), (6425, 623390), (6562, 610375), (7334, 546125), (8075, 496010), (8738, 458375), (9650, 415055), (9766, 410125), (12850, 311695), (16150, 248005), (16405, 244150), (18335, 218450), (21845, 183350), (24125, 166022), (24415, 164050), (32125, 124678), (32810, 122075), (36670, 109225), (40375, 99202), (43690, 91675), (48250, 83011), (48830, 82025), (49601, 80750), (62339, 64250)]