77758980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{761}}^1$

素因数の和:917

約数の個数: 96

約数和(自身を含む): 236573568

約数和(自身を除く): 158814588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 131, 156, 195, 260, 262, 390, 393, 524, 655, 761, 780, 786, 1310, 1522, 1572, 1703, 1965, 2283, 2620, 3044, 3406, 3805, 3930, 4566, 5109, 6812, 7610, 7860, 8515, 9132, 9893, 10218, 11415, 15220, 17030, 19786, 20436, 22830, 25545, 29679, 34060, 39572, 45660, 49465, 51090, 59358, 98930, 99691, 102180, 118716, 148395, 197860, 199382, 296790, 299073, 398764, 498455, 593580, 598146, 996910, 1196292, 1295983, 1495365, 1993820, 2591966, 2990730, 3887949, 5183932, 5981460, 6479915, 7775898, 12959830, 15551796, 19439745, 25919660, 38879490, 77758980]

約数ペア:

[(1, 77758980), (2, 38879490), (3, 25919660), (4, 19439745), (5, 15551796), (6, 12959830), (10, 7775898), (12, 6479915), (13, 5981460), (15, 5183932), (20, 3887949), (26, 2990730), (30, 2591966), (39, 1993820), (52, 1495365), (60, 1295983), (65, 1196292), (78, 996910), (130, 598146), (131, 593580), (156, 498455), (195, 398764), (260, 299073), (262, 296790), (390, 199382), (393, 197860), (524, 148395), (655, 118716), (761, 102180), (780, 99691), (786, 98930), (1310, 59358), (1522, 51090), (1572, 49465), (1703, 45660), (1965, 39572), (2283, 34060), (2620, 29679), (3044, 25545), (3406, 22830), (3805, 20436), (3930, 19786), (4566, 17030), (5109, 15220), (6812, 11415), (7610, 10218), (7860, 9893), (8515, 9132)]