12937850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:551

約数の個数: 48

約数和(自身を含む): 26355456

約数和(自身を除く): 13417606

約数列:

[1, 2, 5, 10, 17, 25, 31, 34, 50, 62, 85, 155, 170, 310, 425, 491, 527, 775, 850, 982, 1054, 1550, 2455, 2635, 4910, 5270, 8347, 12275, 13175, 15221, 16694, 24550, 26350, 30442, 41735, 76105, 83470, 152210, 208675, 258757, 380525, 417350, 517514, 761050, 1293785, 2587570, 6468925, 12937850]

約数ペア:

[(1, 12937850), (2, 6468925), (5, 2587570), (10, 1293785), (17, 761050), (25, 517514), (31, 417350), (34, 380525), (50, 258757), (62, 208675), (85, 152210), (155, 83470), (170, 76105), (310, 41735), (425, 30442), (491, 26350), (527, 24550), (775, 16694), (850, 15221), (982, 13175), (1054, 12275), (1550, 8347), (2455, 5270), (2635, 4910)]