84985012

素因数分解:

$2^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 182020608

約数和(自身を除く): 97035596

約数列:

[1, 2, 4, 7, 14, 28, 31, 49, 62, 71, 98, 124, 142, 196, 197, 217, 284, 394, 434, 497, 788, 868, 994, 1379, 1519, 1988, 2201, 2758, 3038, 3479, 4402, 5516, 6076, 6107, 6958, 8804, 9653, 12214, 13916, 13987, 15407, 19306, 24428, 27974, 30814, 38612, 42749, 55948, 61628, 85498, 97909, 107849, 170996, 195818, 215698, 299243, 391636, 431396, 433597, 598486, 685363, 867194, 1196972, 1370726, 1734388, 2741452, 3035179, 6070358, 12140716, 21246253, 42492506, 84985012]

約数ペア:

[(1, 84985012), (2, 42492506), (4, 21246253), (7, 12140716), (14, 6070358), (28, 3035179), (31, 2741452), (49, 1734388), (62, 1370726), (71, 1196972), (98, 867194), (124, 685363), (142, 598486), (196, 433597), (197, 431396), (217, 391636), (284, 299243), (394, 215698), (434, 195818), (497, 170996), (788, 107849), (868, 97909), (994, 85498), (1379, 61628), (1519, 55948), (1988, 42749), (2201, 38612), (2758, 30814), (3038, 27974), (3479, 24428), (4402, 19306), (5516, 15407), (6076, 13987), (6107, 13916), (6958, 12214), (8804, 9653)]