49441990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{541}}^1$

素因数の和:617

約数の個数: 64

約数和(自身を含む): 103803840

約数和(自身を除く): 54361850

約数列:

[1, 2, 5, 10, 13, 19, 26, 37, 38, 65, 74, 95, 130, 185, 190, 247, 370, 481, 494, 541, 703, 962, 1082, 1235, 1406, 2405, 2470, 2705, 3515, 4810, 5410, 7030, 7033, 9139, 10279, 14066, 18278, 20017, 20558, 35165, 40034, 45695, 51395, 70330, 91390, 100085, 102790, 133627, 200170, 260221, 267254, 380323, 520442, 668135, 760646, 1301105, 1336270, 1901615, 2602210, 3803230, 4944199, 9888398, 24720995, 49441990]

約数ペア:

[(1, 49441990), (2, 24720995), (5, 9888398), (10, 4944199), (13, 3803230), (19, 2602210), (26, 1901615), (37, 1336270), (38, 1301105), (65, 760646), (74, 668135), (95, 520442), (130, 380323), (185, 267254), (190, 260221), (247, 200170), (370, 133627), (481, 102790), (494, 100085), (541, 91390), (703, 70330), (962, 51395), (1082, 45695), (1235, 40034), (1406, 35165), (2405, 20558), (2470, 20017), (2705, 18278), (3515, 14066), (4810, 10279), (5410, 9139), (7030, 7033)]