161510830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2843}}^1$

素因数の和:2905

約数の個数: 64

約数和(自身を含む): 344010240

約数和(自身を除く): 182499410

約数列:

[1, 2, 5, 10, 13, 19, 23, 26, 38, 46, 65, 95, 115, 130, 190, 230, 247, 299, 437, 494, 598, 874, 1235, 1495, 2185, 2470, 2843, 2990, 4370, 5681, 5686, 11362, 14215, 28405, 28430, 36959, 54017, 56810, 65389, 73918, 108034, 130778, 184795, 270085, 326945, 369590, 540170, 653890, 702221, 850057, 1242391, 1404442, 1700114, 2484782, 3511105, 4250285, 6211955, 7022210, 8500570, 12423910, 16151083, 32302166, 80755415, 161510830]

約数ペア:

[(1, 161510830), (2, 80755415), (5, 32302166), (10, 16151083), (13, 12423910), (19, 8500570), (23, 7022210), (26, 6211955), (38, 4250285), (46, 3511105), (65, 2484782), (95, 1700114), (115, 1404442), (130, 1242391), (190, 850057), (230, 702221), (247, 653890), (299, 540170), (437, 369590), (494, 326945), (598, 270085), (874, 184795), (1235, 130778), (1495, 108034), (2185, 73918), (2470, 65389), (2843, 56810), (2990, 54017), (4370, 36959), (5681, 28430), (5686, 28405), (11362, 14215)]