72688970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:239

約数の個数: 64

約数和(自身を含む): 142767360

約数和(自身を除く): 70078390

約数列:

[1, 2, 5, 10, 23, 46, 53, 67, 89, 106, 115, 134, 178, 230, 265, 335, 445, 530, 670, 890, 1219, 1541, 2047, 2438, 3082, 3551, 4094, 4717, 5963, 6095, 7102, 7705, 9434, 10235, 11926, 12190, 15410, 17755, 20470, 23585, 29815, 35510, 47170, 59630, 81673, 108491, 137149, 163346, 216982, 274298, 316039, 408365, 542455, 632078, 685745, 816730, 1084910, 1371490, 1580195, 3160390, 7268897, 14537794, 36344485, 72688970]

約数ペア:

[(1, 72688970), (2, 36344485), (5, 14537794), (10, 7268897), (23, 3160390), (46, 1580195), (53, 1371490), (67, 1084910), (89, 816730), (106, 685745), (115, 632078), (134, 542455), (178, 408365), (230, 316039), (265, 274298), (335, 216982), (445, 163346), (530, 137149), (670, 108491), (890, 81673), (1219, 59630), (1541, 47170), (2047, 35510), (2438, 29815), (3082, 23585), (3551, 20470), (4094, 17755), (4717, 15410), (5963, 12190), (6095, 11926), (7102, 10235), (7705, 9434)]