49273640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 123920280

約数和(自身を除く): 74646640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 169, 185, 197, 260, 296, 338, 370, 394, 481, 520, 676, 740, 788, 845, 962, 985, 1352, 1480, 1576, 1690, 1924, 1970, 2405, 2561, 3380, 3848, 3940, 4810, 5122, 6253, 6760, 7289, 7880, 9620, 10244, 12506, 12805, 14578, 19240, 20488, 25012, 25610, 29156, 31265, 33293, 36445, 50024, 51220, 58312, 62530, 66586, 72890, 94757, 102440, 125060, 133172, 145780, 166465, 189514, 250120, 266344, 291560, 332930, 379028, 473785, 665860, 758056, 947570, 1231841, 1331720, 1895140, 2463682, 3790280, 4927364, 6159205, 9854728, 12318410, 24636820, 49273640]

約数ペア:

[(1, 49273640), (2, 24636820), (4, 12318410), (5, 9854728), (8, 6159205), (10, 4927364), (13, 3790280), (20, 2463682), (26, 1895140), (37, 1331720), (40, 1231841), (52, 947570), (65, 758056), (74, 665860), (104, 473785), (130, 379028), (148, 332930), (169, 291560), (185, 266344), (197, 250120), (260, 189514), (296, 166465), (338, 145780), (370, 133172), (394, 125060), (481, 102440), (520, 94757), (676, 72890), (740, 66586), (788, 62530), (845, 58312), (962, 51220), (985, 50024), (1352, 36445), (1480, 33293), (1576, 31265), (1690, 29156), (1924, 25610), (1970, 25012), (2405, 20488), (2561, 19240), (3380, 14578), (3848, 12805), (3940, 12506), (4810, 10244), (5122, 9620), (6253, 7880), (6760, 7289)]