28111730

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 27875470

約数列:

[1, 2, 5, 10, 29, 31, 53, 58, 59, 62, 106, 118, 145, 155, 265, 290, 295, 310, 530, 590, 899, 1537, 1643, 1711, 1798, 1829, 3074, 3127, 3286, 3422, 3658, 4495, 6254, 7685, 8215, 8555, 8990, 9145, 15370, 15635, 16430, 17110, 18290, 31270, 47647, 53041, 90683, 95294, 96937, 106082, 181366, 193874, 238235, 265205, 453415, 476470, 484685, 530410, 906830, 969370, 2811173, 5622346, 14055865, 28111730]

約数ペア:

[(1, 28111730), (2, 14055865), (5, 5622346), (10, 2811173), (29, 969370), (31, 906830), (53, 530410), (58, 484685), (59, 476470), (62, 453415), (106, 265205), (118, 238235), (145, 193874), (155, 181366), (265, 106082), (290, 96937), (295, 95294), (310, 90683), (530, 53041), (590, 47647), (899, 31270), (1537, 18290), (1643, 17110), (1711, 16430), (1798, 15635), (1829, 15370), (3074, 9145), (3127, 8990), (3286, 8555), (3422, 8215), (3658, 7685), (4495, 6254)]