778852802975

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1483}}^1\times {\mathrm{2521}}^1$

素因数の和:4668

約数の個数: 48

約数和(自身を含む): 1042806526944

約数和(自身を除く): 263953723969

約数列:

[1, 5, 13, 25, 65, 325, 641, 1483, 2521, 3205, 7415, 8333, 12605, 16025, 19279, 32773, 37075, 41665, 63025, 96395, 163865, 208325, 481975, 819325, 950603, 1615961, 3738643, 4753015, 8079805, 12357839, 18693215, 21007493, 23765075, 40399025, 48602359, 61789195, 93466075, 105037465, 243011795, 308945975, 525187325, 1215058975, 2396470163, 11982350815, 31154112119, 59911754075, 155770560595, 778852802975]

約数ペア:

[(1, 778852802975), (5, 155770560595), (13, 59911754075), (25, 31154112119), (65, 11982350815), (325, 2396470163), (641, 1215058975), (1483, 525187325), (2521, 308945975), (3205, 243011795), (7415, 105037465), (8333, 93466075), (12605, 61789195), (16025, 48602359), (19279, 40399025), (32773, 23765075), (37075, 21007493), (41665, 18693215), (63025, 12357839), (96395, 8079805), (163865, 4753015), (208325, 3738643), (481975, 1615961), (819325, 950603)]