1778982912005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{373}}^1\times {\mathrm{28429}}^1$

素因数の和:28938

約数の個数: 64

約数和(自身を含む): 2411523576000

約数和(自身を除く): 632540663995

約数列:

[1, 5, 13, 29, 65, 89, 145, 373, 377, 445, 1157, 1865, 1885, 2581, 4849, 5785, 10817, 12905, 24245, 28429, 33197, 33553, 54085, 140621, 142145, 165985, 167765, 369577, 431561, 703105, 824441, 962713, 1847885, 2157805, 2530181, 4122205, 4813565, 10604017, 10717733, 12515269, 12650905, 32892353, 53020085, 53588665, 62576345, 73375249, 137852221, 164461765, 307516493, 366876245, 689261105, 943757513, 953878237, 1537582465, 3997714409, 4718787565, 4769391185, 12268847669, 19988572045, 27368967877, 61344238345, 136844839385, 355796582401, 1778982912005]

約数ペア:

[(1, 1778982912005), (5, 355796582401), (13, 136844839385), (29, 61344238345), (65, 27368967877), (89, 19988572045), (145, 12268847669), (373, 4769391185), (377, 4718787565), (445, 3997714409), (1157, 1537582465), (1865, 953878237), (1885, 943757513), (2581, 689261105), (4849, 366876245), (5785, 307516493), (10817, 164461765), (12905, 137852221), (24245, 73375249), (28429, 62576345), (33197, 53588665), (33553, 53020085), (54085, 32892353), (140621, 12650905), (142145, 12515269), (165985, 10717733), (167765, 10604017), (369577, 4813565), (431561, 4122205), (703105, 2530181), (824441, 2157805), (962713, 1847885)]