72938180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:285

約数の個数: 96

約数和(自身を含む): 182552832

約数和(自身を除く): 109614652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 97, 131, 140, 164, 194, 205, 262, 287, 388, 410, 485, 524, 574, 655, 679, 820, 917, 970, 1148, 1310, 1358, 1435, 1834, 1940, 2620, 2716, 2870, 3395, 3668, 3977, 4585, 5371, 5740, 6790, 7954, 9170, 10742, 12707, 13580, 15908, 18340, 19885, 21484, 25414, 26855, 27839, 37597, 39770, 50828, 53710, 55678, 63535, 75194, 79540, 88949, 107420, 111356, 127070, 139195, 150388, 177898, 187985, 254140, 278390, 355796, 375970, 444745, 520987, 556780, 751940, 889490, 1041974, 1778980, 2083948, 2604935, 3646909, 5209870, 7293818, 10419740, 14587636, 18234545, 36469090, 72938180]

約数ペア:

[(1, 72938180), (2, 36469090), (4, 18234545), (5, 14587636), (7, 10419740), (10, 7293818), (14, 5209870), (20, 3646909), (28, 2604935), (35, 2083948), (41, 1778980), (70, 1041974), (82, 889490), (97, 751940), (131, 556780), (140, 520987), (164, 444745), (194, 375970), (205, 355796), (262, 278390), (287, 254140), (388, 187985), (410, 177898), (485, 150388), (524, 139195), (574, 127070), (655, 111356), (679, 107420), (820, 88949), (917, 79540), (970, 75194), (1148, 63535), (1310, 55678), (1358, 53710), (1435, 50828), (1834, 39770), (1940, 37597), (2620, 27839), (2716, 26855), (2870, 25414), (3395, 21484), (3668, 19885), (3977, 18340), (4585, 15908), (5371, 13580), (5740, 12707), (6790, 10742), (7954, 9170)]